From b90042ebc1f37fa5f911df54ce0d3827da074892 Mon Sep 17 00:00:00 2001
From: Patrick Simianer <p@simianer.de>
Date: Tue, 18 May 2010 08:52:24 +0200
Subject: major

---
 javascripts/Graph.js        |   60 +
 javascripts/Nfa.js          |   28 +-
 javascripts/Nfa2Dfa.js      |  153 ++
 javascripts/NfaSimulator.js |   54 +-
 javascripts/NfaState.js     |   21 +
 javascripts/Queue.js        |   46 -
 javascripts/RegexParser.js  |   66 +-
 javascripts/Stack.js        |   48 +
 javascripts/State.js        |   20 -
 javascripts/globals.js      |    3 -
 javascripts/lib/graffle.js  |  158 ++
 javascripts/lib/raphael.js  | 3395 +++++++++++++++++++++++++++++++++++++++++++
 javascripts/main.js         |   28 +
 javascripts/run.js          |    9 -
 14 files changed, 3933 insertions(+), 156 deletions(-)
 create mode 100644 javascripts/Graph.js
 create mode 100644 javascripts/Nfa2Dfa.js
 create mode 100644 javascripts/NfaState.js
 delete mode 100644 javascripts/Queue.js
 create mode 100644 javascripts/Stack.js
 delete mode 100644 javascripts/State.js
 delete mode 100644 javascripts/globals.js
 create mode 100644 javascripts/lib/graffle.js
 create mode 100644 javascripts/lib/raphael.js
 create mode 100644 javascripts/main.js
 delete mode 100644 javascripts/run.js

(limited to 'javascripts')

diff --git a/javascripts/Graph.js b/javascripts/Graph.js
new file mode 100644
index 0000000..c2f350d
--- /dev/null
+++ b/javascripts/Graph.js
@@ -0,0 +1,60 @@
+//alert(ttable)
+
+Object.size = function(obj) {
+    var size = 0, key;
+    for (key in obj) {
+        if (obj.hasOwnProperty(key)) size++;
+    }
+    return size;
+};
+
+
+
+function drawGraph() {
+	document.write('<pre>')
+	for (var state in ttable) {
+		document.write(state+' --><br />')
+		for (var i=0; i < ALPHABET.length; i++) {
+			if(ttable[state][ALPHABET[i]]) {
+				document.write('\t'+ALPHABET[i]+': ')
+				document.write(ttable[state][ALPHABET[i]]+'<br />');	
+			}
+		}
+	}
+	document.write('</pre>');
+	
+	
+	
+	var dragger = function () {
+        this.ox = this.type == "rect" ? this.attr("x") : this.attr("cx");
+        this.oy = this.type == "rect" ? this.attr("y") : this.attr("cy");
+        this.animate({"fill-opacity": .2}, 500);
+    },
+        move = function (dx, dy) {
+            var att = this.type == "rect" ? {x: this.ox + dx, y: this.oy + dy} : {cx: this.ox + dx, cy: this.oy + dy};
+            this.attr(att);
+            for (var i = connections.length; i--;) {
+                r.connection(connections[i]);
+            }
+            r.safari();
+        },
+        up = function () {
+            this.animate({"fill-opacity": 0}, 500);
+        },
+        r = Raphael("holder", 640, 480),
+        connections = [],
+        shapes = [  r.ellipse(190, 100, 30, 20),
+                    r.rect(290, 80, 60, 40, 10),
+                    r.rect(290, 180, 60, 40, 2),
+                    r.ellipse(450, 100, 20, 20)
+                ];
+    for (var i = 0, ii = shapes.length; i < ii; i++) {
+        var color = Raphael.getColor();
+        shapes[i].attr({fill: color, stroke: color, "fill-opacity": 0, "stroke-width": 2, cursor: "move"});
+        shapes[i].drag(move, dragger, up);
+    }
+    connections.push(r.connection(shapes[0], shapes[1], "#000"));
+    connections.push(r.connection(shapes[1], shapes[2], "#000", "#ccc"));
+    connections.push(r.connection(shapes[1], shapes[3], "#000", "#ccc"));
+}
+
diff --git a/javascripts/Nfa.js b/javascripts/Nfa.js
index 1fd1991..12ffe23 100644
--- a/javascripts/Nfa.js
+++ b/javascripts/Nfa.js
@@ -3,12 +3,12 @@
  *
  */
 function Nfa(symbol) {
-    this.startState;
-    this.acceptingState;
-
+	this.startState     = null;
+	this.acceptingState = null;
+	
     if (symbol) {
-        this.setStartState(new State(symbol));
-        this.setAcceptingState(new State(false));
+        this.setStartState(new NfaState(symbol));
+        this.setAcceptingState(new NfaState(false));
         this.getStartState().setFollowUp(0, this.getAcceptingState());
     }
 }
@@ -18,15 +18,16 @@ Nfa.prototype.setStartState     = function(s) { this.startState = s }
 Nfa.prototype.getAcceptingState = function() { return this.acceptingState }
 Nfa.prototype.setAcceptingState = function(s) { this.acceptingState = s }
 
-Nfa.prototype.concatenation = function(nfa) {
+Nfa.prototype.concat = function(nfa) {
     this.getAcceptingState().setFollowUp(0, nfa.getStartState());
     this.setAcceptingState(nfa.getAcceptingState());
-    return this;
+    
+	return this;
 }
 
 Nfa.prototype.union = function(nfa) {
-    var s = new State();
-    var t = new State();
+    var s = new NfaState();
+    var t = new NfaState();
 
     s.setFollowUp(0, this.getStartState());
     s.setFollowUp(1, nfa.getStartState());
@@ -36,11 +37,13 @@ Nfa.prototype.union = function(nfa) {
     
     this.setStartState(s);
     this.setAcceptingState(t);
+
+	return this;
 }
 
-Nfa.prototype.star = function() {
-    var s = new State();
-    var t = new State();
+Nfa.prototype.kleene = function() {
+    var s = new NfaState();
+    var t = new NfaState();
 
     s.setFollowUp(0, this.getStartState());
     s.setFollowUp(1, t);
@@ -53,4 +56,3 @@ Nfa.prototype.star = function() {
 
     return this;
 }
-
diff --git a/javascripts/Nfa2Dfa.js b/javascripts/Nfa2Dfa.js
new file mode 100644
index 0000000..f08ee86
--- /dev/null
+++ b/javascripts/Nfa2Dfa.js
@@ -0,0 +1,153 @@
+/*
+ * Nfa2Dfa
+ *
+ */
+function StateCmp(a, b) {
+	if (a.id == b.id) {
+		return true
+	}
+	return false
+}
+
+function NfaStackCmp(x, y) {
+	var ret = true;
+	if (x.length != y.length) { return false }
+	for (var i=0; i < x.length; i++) {
+		ret = ret && StateCmp(x.get(i), y.get(i));
+	}
+	return ret;
+}
+
+function Nfa2Dfa(nfa) {
+	this.startState     = nfa.getStartState();
+    this.acceptingState = nfa.getAcceptingState();
+}
+
+Nfa2Dfa.prototype.getStartState = function() { return this.startState }
+Nfa2Dfa.prototype.getAcceptingState = function() { return this.acceptingState }
+
+ttable = new Object();
+Nfa2Dfa.prototype.do = function() {
+	var dfaStates = new Stack();
+	var q = new Stack();
+	q.push(this.getStartState());
+	var p = this.epsclosure(q)
+	var q = p.copy();
+	dfaStates.push(p);
+	document.write('S '+p.str()+'<br />');
+	
+	var done = new Array();
+	
+	//var ttable = new Object();
+	
+	var ds = null;
+	var j = 0;
+	while (!dfaStates.isEmpty()) {
+		ds = dfaStates.pop();
+		
+		for (var i = 0; i < ALPHABET.length; i++) {
+			a = ALPHABET.substring(i, i+1);
+			var ds2 = ds.copy();
+			x = this.epsclosure(this.move(a, ds));
+			ds = ds2;
+
+			var adone = false;
+			for (var w=0; w < done.length; w++) {
+				if(NfaStackCmp(done[w], x)) {
+					adone = true;
+					break;
+				}
+			}
+			
+			var q = ds.str().replace(/ /g, '_');
+			var qq = x.str().replace(/ /g, '_');
+			
+			if (!ttable[q]) {
+				ttable[q] = new Object();
+				ttable[q].isFinal = true;
+			}
+			
+			var isFinal = false;
+			for (var zz=0; zz < x.length; zz++) {
+				if (StateCmp(x.get(zz), this.acceptingState)) {
+					ttable[q].isFinal = false;
+					break;
+				}
+			}
+			
+			ttable[q][a] = qq;
+			
+			if (x.length > 0 && !adone) {
+				for (var h=0; h < j; h++) {
+					document.write("\t");
+				}
+				
+				document.write(a+' '+x.str()+'<br />');
+				dfaStates.push(x);
+			}
+	    }
+		done.push(ds);
+		j++;
+	}
+}
+
+Nfa2Dfa.prototype.epsclosure = function(q) {
+    var s = null;
+    var t = null;
+
+	var p = new Stack();
+
+    while(!q.isEmpty()) {
+        s = q.pop();
+        p.push(s);
+
+        if(s.symbol == EPSILON) {
+            for (var i = 0; i < 2; i++) {
+                t = s.getFollowUp(i);
+                if (t!=null) {
+ 					q.push(t);
+                }
+            }
+        }
+    }
+	return p;
+}
+
+
+Nfa2Dfa.prototype.move = function(str, p) {
+	var s = null;
+	
+	var q = new Stack();
+
+    while(!p.isEmpty()) {
+        s = p.pop();
+        s.mark(false);
+        if (s.symbol == str) {
+            s.getFollowUp(0).mark(true);
+            q.push(s.getFollowUp(0));
+        }
+    }
+	return q;
+}
+
+
+/*
+ * DfaStates
+ *
+ */
+function DfaState(nfaStates) {
+	this.nfaStates = nfaStates;
+	this.marked = false;
+}
+
+DfaState.prototype.compare = function(b) {
+	
+}
+
+DfaState.prototype.str = function() {
+	res = '';
+	for (var i=0; i < this.nfaStates.length; i++) {
+		res += this.nfaStates[i].id + ' '
+	}
+	return res
+}
\ No newline at end of file
diff --git a/javascripts/NfaSimulator.js b/javascripts/NfaSimulator.js
index fd5677e..b7a4473 100644
--- a/javascripts/NfaSimulator.js
+++ b/javascripts/NfaSimulator.js
@@ -3,50 +3,40 @@
  *
  */
 function NfaSimulator(nfa) {
-    this.q = new Queue;
-    this.p = new Queue;
-    this.startState = nfa.getStartState();
+	this.startState     = nfa.getStartState();
     this.acceptingState = nfa.getAcceptingState();
 }
 
-NfaSimulator.prototype.getStartState = function() {
-    return this.startState;   
-}
-
-NfaSimulator.prototype.getAcceptingState = function() {
-    return this.acceptingState;
-}
+NfaSimulator.prototype.getStartState = function() { return this.startState }
+NfaSimulator.prototype.getAcceptingState = function() { return this.acceptingState }
 
-NfaSimulator.prototype.run = function(word) {
-    this.word = word;
-    this.str  = '';
-    this.accepted = false;
-    
+NfaSimulator.prototype.simulate = function(word) {
+	var a = '';
+	var accepted = false;
+    this.p = new Stack();
+    this.q = new Stack();
     this.getStartState().mark(true);
     this.q.push(this.getStartState());
-
-    this.str += '$';
-    
-    for (var i = 0; i < word.length; i++) {
-        this.accepted = this.epsclosure();
-        this.str = this.word.substring(i, i+1);
-        this.move(this.str);
+    word += REDELIMITER;
+    for (var i = 0; i < word.length; i++) {	
+        accepted = this.epsclosure();
+		a = word.substring(i, i+1);
+		this.move(a);
     }
-
     return accepted;
 }
 
-
 NfaSimulator.prototype.epsclosure = function() {
-    var s, t;
-    accepted = false;
+    var s = null;
+    var t = null;
+	var accepted = false;
 
-    while(!this.q.empty()) {
+    while(!this.q.isEmpty()) {
         s = this.q.pop();
         this.p.push(s);
         accepted = accepted || s == this.getAcceptingState();
 
-        if(s.symbol == '&') {
+        if(s.symbol == EPSILON) {
             for (var i = 0; i < 2; i++) {
                 t = s.getFollowUp(i);
                 if (t!=null) {
@@ -61,12 +51,11 @@ NfaSimulator.prototype.epsclosure = function() {
     return accepted;
 }
 
-
 NfaSimulator.prototype.move = function(str) {
-    var s;
+    var s = null;
 
-    while(!this.p.empty()) {
-        s = this.q.pop();
+    while(!this.p.isEmpty()) {
+        s = this.p.pop();
         s.mark(false);
         if (s.symbol == str) {
             s.getFollowUp(0).mark(true);
@@ -74,4 +63,3 @@ NfaSimulator.prototype.move = function(str) {
         }
     }
 }
-
diff --git a/javascripts/NfaState.js b/javascripts/NfaState.js
new file mode 100644
index 0000000..6e7a413
--- /dev/null
+++ b/javascripts/NfaState.js
@@ -0,0 +1,21 @@
+/*
+ * State
+ *
+ */
+function NfaState(symbol) {
+    if(!symbol) {
+        this.symbol = EPSILON;
+    } else {
+		this.symbol = symbol;
+	}
+    this.followUps = [];
+    this.marked    = false;
+	this.id		   = NEXTSTATE++;
+}
+
+NfaState.prototype.mark = function(bool) { this.marked = bool }
+NfaState.prototype.getFollowUp = function(index) { return this.followUps[index] }
+NfaState.prototype.setFollowUp = function(index, state) {
+    if (!((index == 0) || (index==1)) ) return;
+    this.followUps[index] = state;
+}
diff --git a/javascripts/Queue.js b/javascripts/Queue.js
deleted file mode 100644
index 795c433..0000000
--- a/javascripts/Queue.js
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- * Item
- *
- */
-
-function Item() {
-    var obj;
-    var nxt;
-}
-
-
-/*
- * Queue
- *
- */
-function Queue() {
-    var topItem;
-    var botItem;
-}
-
-Queue.prototype.empty = function() {
-    return this.topItem == null;
-}
-
-Queue.prototype.push = function(p) {
-    var b = new Item();
-
-    if (this.empty()) {
-        this.topItem = b;
-    } else {
-        this.botItem.next = b;
-    }
-    this.botItem = b;
-    this.botItem.obj = p;
-}
-
-
-Queue.prototype.pop = function() {
-    if (this.empty()) {
-        throw('Queue empty');
-    }
-    var b = this.topItem;
-    this.topItem = b.nxt;
-    return b.obj;
-}
-
diff --git a/javascripts/RegexParser.js b/javascripts/RegexParser.js
index f2dd168..1f04c50 100644
--- a/javascripts/RegexParser.js
+++ b/javascripts/RegexParser.js
@@ -2,17 +2,15 @@
  * RegexParser
  *
  */
-function RegexParser() {
-    this.alphabet         = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUWXYZ';
-    this.str = this.regex = '';
-    this.errorMessage     = 'Ok'
-    this.errorPosition    = -1;
-}
+function RegexParser() {}
 
+RegexParser.prototype.getRegex = function() { return this.regex }
+RegexParser.prototype.getErrorMessage = function() { return this.errorMessage }
+RegexParser.prototype.getErrorPosition = function() { return this.errorPosition }
 
 RegexParser.prototype.lookahead = function() {
     if (this.str.length > 0) {
-        return this.str.substring(0,1);
+        return this.str.substring(0, 1);
     }
     return '';
 }
@@ -22,7 +20,7 @@ RegexParser.prototype.consume = function(symbol) {
 }
 
 RegexParser.prototype.trymatch = function(symbol) {
-    if (this.str.substring(0, 1) == symbol) {
+    if (this.str.substring(0, symbol.length) == symbol) {
         this.consume(symbol);
         return true;
     }
@@ -31,12 +29,19 @@ RegexParser.prototype.trymatch = function(symbol) {
 
 RegexParser.prototype.match = function(symbol) {
     if (!this.trymatch(symbol)) {
-        throw('Expected symbol '+symbol);
+        throw("Expected symbol '"+symbol+"'.");
     }
 }
 
+RegexParser.prototype.isIn = function(symbol, set) {
+	if (symbol.length > 0) {
+		return set.indexOf(symbol) >= 0;
+	}
+	return false;
+}
+
 RegexParser.prototype.isLetter = function(symbol) {
-    return this.alphabet.indexOf(symbol) >= 0;
+    return this.isIn(symbol, ALPHABET);
 }
 
 RegexParser.prototype.literal = function() {
@@ -45,7 +50,7 @@ RegexParser.prototype.literal = function() {
         this.consume(symbol);
         return new Nfa(symbol);
     }
-    throw('Expected symbol or %.'); 
+    throw("Expected a letter or '"+EMPTYSYMBOL+"'."); 
 }
 
 RegexParser.prototype.atom = function() {
@@ -58,12 +63,12 @@ RegexParser.prototype.atom = function() {
 }
 
 RegexParser.prototype.factor = function() {
-    return this.stars(this.atom());
+    return this.star(this.atom());
 }
 
-RegexParser.prototype.stars = function(nfa) {
+RegexParser.prototype.star = function(nfa) {
     if (this.trymatch('*')) {
-        return this.stars(nfa.star());
+        return this.star(nfa.kleene());
     }
     return nfa;
 }
@@ -72,37 +77,34 @@ RegexParser.prototype.term = function() {
     var nfa = this.factor();
     var symbol = this.lookahead();
     if (this.isLetter(symbol) || (symbol == '(')) {
-        return nfa.concatenation(this.term());
+        return nfa.concat(this.term());
     }
     return nfa;
 }
 
 RegexParser.prototype.expr = function() {
-    var nfa = this.term();
+	var nfa = this.term();
     if (this.trymatch('|')) {
         return nfa.union(this.expr());
     }
     return nfa;
 }
 
-RegexParser.prototype.parse = function(str) {
-    var nfa;
-    this.str = this.regex = str;
+RegexParser.prototype.parse = function(regex) {
+    this.str = regex;
+    this.errorMessage  = 'Ok'
+    this.errorPosition = -1;
+    var nfa = null;
 
-    //try {
+    try {
         nfa = this.expr();
-        if(this.str.length>0) {
-            throw('Supernumerous symbols');
+        if(this.str.length > 0) {
+            throw('Supernumerous symbols.');
         }
-    //} catch(e) {
-    //    this.errorMessage = e;
-    //    this.errorPosition = str.length - this.str.length;        
-    //    nfa = null;
-    //}
+    } catch(e) {
+        this.errorMessage = e;
+		this.errorPosition = regex.length - this.str.length;        
+        nfa = null;
+    }
     return nfa;
 }
-
-RegexParser.prototype.getRegex = function() { return this.regex }
-RegexParser.prototype.getErrorMessage = function() { return this.errorMessage }
-RegexParser.prototype.getErrorPosition = function() { return this.errorPosition }
-
diff --git a/javascripts/Stack.js b/javascripts/Stack.js
new file mode 100644
index 0000000..808dea9
--- /dev/null
+++ b/javascripts/Stack.js
@@ -0,0 +1,48 @@
+/*
+ * Stack
+ *
+ */
+function Stack() {
+	this.a = new Array();
+	this.length = 0;
+}
+
+Stack.prototype.push = function(obj) {
+	this.a.push(obj);
+	this.length++;
+}
+
+Stack.prototype.pop = function() {
+	if (this.isEmpty()) {
+		throw('Pop from empty stack.');
+	}
+	this.length--;
+	return this.a.pop();
+}
+
+Stack.prototype.isEmpty = function() {
+	if (this.length == 0) {
+		return true;
+	}
+	return false;
+}
+
+Stack.prototype.get = function(index) {
+	return this.a[index];
+}
+
+Stack.prototype.copy = function() {
+	var c = ((new Array()).concat(this.a));
+	var ret = new Stack();
+	ret.a = c;
+	ret.length = this.length;
+	return ret;
+}
+
+Stack.prototype.str = function() {
+	ret = '';
+	for (var i=0; i < this.length; i++) {
+		ret += this.a[i].id + ' ';
+	}
+	return ret;
+}
diff --git a/javascripts/State.js b/javascripts/State.js
deleted file mode 100644
index 75258e7..0000000
--- a/javascripts/State.js
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * State
- *
- */
-function State(symbol) {
-    if(!symbol) {
-        symbol = EPSILON;
-    }
-    this.symbol    = symbol;
-    this.followUps = [];
-    this.marked    = false;
-}
-
-State.prototype.mark = function(mark) { this.marked = mark }
-State.prototype.getFollowUp = function(index) { return this.followUps[index] }
-State.prototype.setFollowUp = function(index, state) {
-    if (!((index == 0) || (index==1)) ) return;
-    this.followUps[index] = state;
-}
-
diff --git a/javascripts/globals.js b/javascripts/globals.js
deleted file mode 100644
index f48fd74..0000000
--- a/javascripts/globals.js
+++ /dev/null
@@ -1,3 +0,0 @@
-var EPSILON = '~';
-var DELIMITER = '$';
-
diff --git a/javascripts/lib/graffle.js b/javascripts/lib/graffle.js
new file mode 100644
index 0000000..de1456e
--- /dev/null
+++ b/javascripts/lib/graffle.js
@@ -0,0 +1,158 @@
+Raphael.fn.connection = function (obj1, obj2, line, bg) {
+    if (obj1.line && obj1.from && obj1.to) {
+        line = obj1;
+        obj1 = line.from;
+        obj2 = line.to;
+    }
+    var bb1 = obj1.getBBox(),
+        bb2 = obj2.getBBox(),
+        p = [{x: bb1.x + bb1.width / 2, y: bb1.y - 1},
+        {x: bb1.x + bb1.width / 2, y: bb1.y + bb1.height + 1},
+        {x: bb1.x - 1, y: bb1.y + bb1.height / 2},
+        {x: bb1.x + bb1.width + 1, y: bb1.y + bb1.height / 2},
+        {x: bb2.x + bb2.width / 2, y: bb2.y - 1},
+        {x: bb2.x + bb2.width / 2, y: bb2.y + bb2.height + 1},
+        {x: bb2.x - 1, y: bb2.y + bb2.height / 2},
+        {x: bb2.x + bb2.width + 1, y: bb2.y + bb2.height / 2}],
+        d = {}, dis = [];
+    for (var i = 0; i < 4; i++) {
+        for (var j = 4; j < 8; j++) {
+            var dx = Math.abs(p[i].x - p[j].x),
+                dy = Math.abs(p[i].y - p[j].y);
+            if ((i == j - 4) || (((i != 3 && j != 6) || p[i].x < p[j].x) && ((i != 2 && j != 7) || p[i].x > p[j].x) && ((i != 0 && j != 5) || p[i].y > p[j].y) && ((i != 1 && j != 4) || p[i].y < p[j].y))) {
+                dis.push(dx + dy);
+                d[dis[dis.length - 1]] = [i, j];
+            }
+        }
+    }
+    if (dis.length == 0) {
+        var res = [0, 4];
+    } else {
+        res = d[Math.min.apply(Math, dis)];
+    }
+    var x1 = p[res[0]].x,
+        y1 = p[res[0]].y,
+        x4 = p[res[1]].x,
+        y4 = p[res[1]].y;
+    dx = Math.max(Math.abs(x1 - x4) / 2, 10);
+    dy = Math.max(Math.abs(y1 - y4) / 2, 10);
+    var x2 = [x1, x1, x1 - dx, x1 + dx][res[0]].toFixed(3),
+        y2 = [y1 - dy, y1 + dy, y1, y1][res[0]].toFixed(3),
+        x3 = [0, 0, 0, 0, x4, x4, x4 - dx, x4 + dx][res[1]].toFixed(3),
+        y3 = [0, 0, 0, 0, y1 + dy, y1 - dy, y4, y4][res[1]].toFixed(3);
+    var path = ["M", x1.toFixed(3), y1.toFixed(3), "C", x2, y2, x3, y3, x4.toFixed(3), y4.toFixed(3)].join(",");
+	//path = Raphael.fn.arrow();
+	
+	if (line && line.line) {
+        line.bg && line.bg.attr({path: path});
+        line.line.attr({path: path});
+    } else {
+        var color = typeof line == "string" ? line : "#000";
+        return {
+            bg: bg && bg.split && this.path(path).attr({stroke: bg.split("|")[0], fill: "none", "stroke-width": bg.split("|")[1] || 3}),
+            line: this.path(path).attr({stroke: color, fill: "none"}),
+            from: obj1,
+            to: obj2
+        };
+    }
+};
+
+Raphael.fn.arrow = function (x1, y1, x2, y2, size) {
+    var angle = Math.atan2(x1-x2,y2-y1);
+    angle = (angle / (2 * Math.PI)) * 360;
+    var arrowPath = this.path("M" + x2 + " " + y2 + " L" + (x2 - size) + " " + (y2 - size) + " L" + (x2 - size) + " " + (y2 + size) + " L" + x2 + " " + y2 ).attr("fill","black").rotate((90+angle),x2,y2);
+    return [linePath,arrowPath];
+};
+
+var el;
+window.onload = function () {
+	//document.write('<pre>')
+	for (var state in ttable) {
+		//document.write(state+' --><br />')
+		for (var i=0; i < ALPHABET.length; i++) {
+			if(ttable[state][ALPHABET[i]]) {
+				//document.write('\t'+ALPHABET[i]+': ')
+				//document.write(ttable[state][ALPHABET[i]]+'<br />');	
+			}
+		}
+	}
+	//document.write('</pre>');
+	
+	
+    var dragger = function () {
+        this.ox = this.type == "rect" ? this.attr("x") : this.attr("cx");
+        this.oy = this.type == "rect" ? this.attr("y") : this.attr("cy");
+        this.animate({"fill-opacity": .2}, 500);
+    },
+        move = function (dx, dy) {
+            var att = this.type == "rect" ? {x: this.ox + dx, y: this.oy + dy} : {cx: this.ox + dx, cy: this.oy + dy};
+            this.attr(att);
+            for (var i = connections.length; i--;) {
+                r.connection(connections[i]);
+            }
+            r.safari();
+        },
+        up = function () {
+            this.animate({"fill-opacity": 0}, 500);
+        },
+        r = Raphael("holder", 640, 480),
+        connections = [],
+		shapes = [];
+		var q = 10;
+		for (var state in ttable) {
+			shapes.push(
+				r.ellipse(190+q, 100, 20, 20)
+			);
+			q+=60;
+		}
+		
+		
+        /*shapes = [  r.ellipse(190, 100, 30, 20),
+                    r.rect(290, 80, 60, 40, 10),
+                    r.rect(290, 180, 60, 40, 2),
+                    r.ellipse(450, 100, 20, 20)
+                ];*/
+    for (var i = 0, ii = shapes.length; i < ii; i++) {
+        var color = Raphael.getColor();
+        shapes[i].attr({fill: color, stroke: color, "fill-opacity": 0, "stroke-width": 2, cursor: "move"});
+        shapes[i].drag(move, dragger, up);
+    }
+    
+	var xx = new Array();
+	var oo = 0;
+	for (var state in ttable) {
+		if (ttable[state].isFinal) {
+			xx[oo] = true;
+		} else {
+			xx[oo] = false;
+		};
+		oo++;
+	}
+
+	for (var i = 0, ii = shapes.length; i < ii; i++) {
+		if (xx[i]) {
+			shapes[i].attr({"stroke-width": 4});
+		};
+	}
+    //connections.push(r.connection(shapes[0], shapes[1], "#000"));
+    //connections.push(r.connection(shapes[1], shapes[2], "#000"));
+    //connections.push(r.connection(shapes[1], shapes[3], "#000"));
+
+	var ii = jj = 0;
+	for (var state in ttable) {
+		for (var i=0; i < ALPHABET.length; i++) {
+			jj =0;
+			if(ttable[state][ALPHABET[i]]) {
+				for (var s2 in ttable) {
+					if (ttable[state][ALPHABET[i]] == s2) {
+						connections.push(r.connection(shapes[ii], shapes[jj], '#000'));	
+					};
+					jj++;
+				};
+		
+			}
+		}
+		ii++;
+	}
+
+};
diff --git a/javascripts/lib/raphael.js b/javascripts/lib/raphael.js
new file mode 100644
index 0000000..8c45c3d
--- /dev/null
+++ b/javascripts/lib/raphael.js
@@ -0,0 +1,3395 @@
+/*!
+ * Raphael 1.4.3 - JavaScript Vector Library
+ *
+ * Copyright (c) 2010 Dmitry Baranovskiy (http://raphaeljs.com)
+ * Licensed under the MIT (http://www.opensource.org/licenses/mit-license.php) license.
+ */
+ 
+Raphael = (function () {
+    function R() {
+        if (R.is(arguments[0], array)) {
+            var a = arguments[0],
+                cnv = create[apply](R, a.splice(0, 3 + R.is(a[0], nu))),
+                res = cnv.set();
+            for (var i = 0, ii = a[length]; i < ii; i++) {
+                var j = a[i] || {};
+                elements.test(j.type) && res[push](cnv[j.type]().attr(j));
+            }
+            return res;
+        }
+        return create[apply](R, arguments);
+    }
+    R.version = "1.4.3";
+    var separator = /[, ]+/,
+        elements = /^(circle|rect|path|ellipse|text|image)$/,
+        proto = "prototype",
+        has = "hasOwnProperty",
+        doc = document,
+        win = window,
+        oldRaphael = {
+            was: Object[proto][has].call(win, "Raphael"),
+            is: win.Raphael
+        },
+        Paper = function () {},
+        appendChild = "appendChild",
+        apply = "apply",
+        concat = "concat",
+        supportsTouch = "createTouch" in doc,
+        E = "",
+        S = " ",
+        split = "split",
+        events = "click dblclick mousedown mousemove mouseout mouseover mouseup touchstart touchmove touchend orientationchange touchcancel gesturestart gesturechange gestureend"[split](S),
+        touchMap = {
+            mousedown: "touchstart",
+            mousemove: "touchmove",
+            mouseup: "touchend"
+        },
+        join = "join",
+        length = "length",
+        lowerCase = String[proto].toLowerCase,
+        math = Math,
+        mmax = math.max,
+        mmin = math.min,
+        nu = "number",
+        string = "string",
+        array = "array",
+        toString = "toString",
+        fillString = "fill",
+        objectToString = Object[proto][toString],
+        paper = {},
+        pow = math.pow,
+        push = "push",
+        rg = /^(?=[\da-f]$)/,
+        ISURL = /^url\(['"]?([^\)]+?)['"]?\)$/i,
+        colourRegExp = /^\s*((#[a-f\d]{6})|(#[a-f\d]{3})|rgba?\(\s*([\d\.]+\s*,\s*[\d\.]+\s*,\s*[\d\.]+(?:\s*,\s*[\d\.]+)?)\s*\)|rgba?\(\s*([\d\.]+%\s*,\s*[\d\.]+%\s*,\s*[\d\.]+%(?:\s*,\s*[\d\.]+%))\s*\)|hs[bl]\(\s*([\d\.]+\s*,\s*[\d\.]+\s*,\s*[\d\.]+)\s*\)|hs[bl]\(\s*([\d\.]+%\s*,\s*[\d\.]+%\s*,\s*[\d\.]+%)\s*\))\s*$/i,
+        round = math.round,
+        setAttribute = "setAttribute",
+        toFloat = parseFloat,
+        toInt = parseInt,
+        ms = " progid:DXImageTransform.Microsoft",
+        upperCase = String[proto].toUpperCase,
+        availableAttrs = {blur: 0, "clip-rect": "0 0 1e9 1e9", cursor: "default", cx: 0, cy: 0, fill: "#fff", "fill-opacity": 1, font: '10px "Arial"', "font-family": '"Arial"', "font-size": "10", "font-style": "normal", "font-weight": 400, gradient: 0, height: 0, href: "http://raphaeljs.com/", opacity: 1, path: "M0,0", r: 0, rotation: 0, rx: 0, ry: 0, scale: "1 1", src: "", stroke: "#000", "stroke-dasharray": "", "stroke-linecap": "butt", "stroke-linejoin": "butt", "stroke-miterlimit": 0, "stroke-opacity": 1, "stroke-width": 1, target: "_blank", "text-anchor": "middle", title: "Raphael", translation: "0 0", width: 0, x: 0, y: 0},
+        availableAnimAttrs = {along: "along", blur: nu, "clip-rect": "csv", cx: nu, cy: nu, fill: "colour", "fill-opacity": nu, "font-size": nu, height: nu, opacity: nu, path: "path", r: nu, rotation: "csv", rx: nu, ry: nu, scale: "csv", stroke: "colour", "stroke-opacity": nu, "stroke-width": nu, translation: "csv", width: nu, x: nu, y: nu},
+        rp = "replace";
+    R.type = (win.SVGAngle || doc.implementation.hasFeature("http://www.w3.org/TR/SVG11/feature#BasicStructure", "1.1") ? "SVG" : "VML");
+    if (R.type == "VML") {
+        var d = doc.createElement("div");
+        d.innerHTML = '<!--[if vml]><br><br><![endif]-->';
+        if (d.childNodes[length] != 2) {
+            return R.type = null;
+        }
+        d = null;
+    }
+    R.svg = !(R.vml = R.type == "VML");
+    Paper[proto] = R[proto];
+    R._id = 0;
+    R._oid = 0;
+    R.fn = {};
+    R.is = function (o, type) {
+        type = lowerCase.call(type);
+        return  (type == "object" && o === Object(o)) ||
+                (type == "undefined" && typeof o == type) ||
+                (type == "null" && o == null) ||
+                lowerCase.call(objectToString.call(o).slice(8, -1)) == type;
+    };
+
+    R.setWindow = function (newwin) {
+        win = newwin;
+        doc = win.document;
+    };
+    // colour utilities
+    var toHex = function (color) {
+        if (R.vml) {
+            // http://dean.edwards.name/weblog/2009/10/convert-any-colour-value-to-hex-in-msie/
+            var trim = /^\s+|\s+$/g;
+            toHex = cacher(function (color) {
+                var bod;
+                color = (color + E)[rp](trim, E);
+                try {
+                    var docum = new win.ActiveXObject("htmlfile");
+                    docum.write("<body>");
+                    docum.close();
+                    bod = docum.body;
+                } catch(e) {
+                    bod = win.createPopup().document.body;
+                }
+                var range = bod.createTextRange();
+                try {
+                    bod.style.color = color;
+                    var value = range.queryCommandValue("ForeColor");
+                    value = ((value & 255) << 16) | (value & 65280) | ((value & 16711680) >>> 16);
+                    return "#" + ("000000" + value[toString](16)).slice(-6);
+                } catch(e) {
+                    return "none";
+                }
+            });
+        } else {
+            var i = doc.createElement("i");
+            i.title = "Rapha\xebl Colour Picker";
+            i.style.display = "none";
+            doc.body[appendChild](i);
+            toHex = cacher(function (color) {
+                i.style.color = color;
+                return doc.defaultView.getComputedStyle(i, E).getPropertyValue("color");
+            });
+        }
+        return toHex(color);
+    };
+    var hsbtoString = function () {
+        return "hsb(" + [this.h, this.s, this.b] + ")";
+    },
+    rgbtoString = function () {
+        return this.hex;
+    };
+    R.hsb2rgb = cacher(function (hue, saturation, brightness) {
+        if (R.is(hue, "object") && "h" in hue && "s" in hue && "b" in hue) {
+            brightness = hue.b;
+            saturation = hue.s;
+            hue = hue.h;
+        }
+        var red,
+            green,
+            blue;
+        if (brightness == 0) {
+            return {r: 0, g: 0, b: 0, hex: "#000"};
+        }
+        if (hue > 1 || saturation > 1 || brightness > 1) {
+            hue /= 255;
+            saturation /= 255;
+            brightness /= 255;
+        }
+        var i = ~~(hue * 6),
+            f = (hue * 6) - i,
+            p = brightness * (1 - saturation),
+            q = brightness * (1 - (saturation * f)),
+            t = brightness * (1 - (saturation * (1 - f)));
+        red = [brightness, q, p, p, t, brightness, brightness][i];
+        green = [t, brightness, brightness, q, p, p, t][i];
+        blue = [p, p, t, brightness, brightness, q, p][i];
+        red *= 255;
+        green *= 255;
+        blue *= 255;
+        var rgb = {r: red, g: green, b: blue, toString: rgbtoString},
+            r = (~~red)[toString](16),
+            g = (~~green)[toString](16),
+            b = (~~blue)[toString](16);
+        r = r[rp](rg, "0");
+        g = g[rp](rg, "0");
+        b = b[rp](rg, "0");
+        rgb.hex = "#" + r + g + b;
+        return rgb;
+    }, R);
+    R.rgb2hsb = cacher(function (red, green, blue) {
+        if (R.is(red, "object") && "r" in red && "g" in red && "b" in red) {
+            blue = red.b;
+            green = red.g;
+            red = red.r;
+        }
+        if (R.is(red, string)) {
+            var clr = R.getRGB(red);
+            red = clr.r;
+            green = clr.g;
+            blue = clr.b;
+        }
+        if (red > 1 || green > 1 || blue > 1) {
+            red /= 255;
+            green /= 255;
+            blue /= 255;
+        }
+        var max = mmax(red, green, blue),
+            min = mmin(red, green, blue),
+            hue,
+            saturation,
+            brightness = max;
+        if (min == max) {
+            return {h: 0, s: 0, b: max};
+        } else {
+            var delta = (max - min);
+            saturation = delta / max;
+            if (red == max) {
+                hue = (green - blue) / delta;
+            } else if (green == max) {
+                hue = 2 + ((blue - red) / delta);
+            } else {
+                hue = 4 + ((red - green) / delta);
+            }
+            hue /= 6;
+            hue < 0 && hue++;
+            hue > 1 && hue--;
+        }
+        return {h: hue, s: saturation, b: brightness, toString: hsbtoString};
+    }, R);
+    var p2s = /,?([achlmqrstvxz]),?/gi,
+        commaSpaces = /\s*,\s*/,
+        hsrg = {hs: 1, rg: 1};
+    R._path2string = function () {
+        return this.join(",")[rp](p2s, "$1");
+    };
+    function cacher(f, scope, postprocessor) {
+        function newf() {
+            var arg = Array[proto].slice.call(arguments, 0),
+                args = arg[join]("\u25ba"),
+                cache = newf.cache = newf.cache || {},
+                count = newf.count = newf.count || [];
+            if (cache[has](args)) {
+                return postprocessor ? postprocessor(cache[args]) : cache[args];
+            }
+            count[length] >= 1e3 && delete cache[count.shift()];
+            count[push](args);
+            cache[args] = f[apply](scope, arg);
+            return postprocessor ? postprocessor(cache[args]) : cache[args];
+        }
+        return newf;
+    }
+ 
+    R.getRGB = cacher(function (colour) {
+        if (!colour || !!((colour = colour + E).indexOf("-") + 1)) {
+            return {r: -1, g: -1, b: -1, hex: "none", error: 1};
+        }
+        if (colour == "none") {
+            return {r: -1, g: -1, b: -1, hex: "none"};
+        }
+        !(hsrg[has](colour.substring(0, 2)) || colour.charAt() == "#") && (colour = toHex(colour));
+        var res,
+            red,
+            green,
+            blue,
+            opacity,
+            t,
+            rgb = colour.match(colourRegExp);
+        if (rgb) {
+            if (rgb[2]) {
+                blue = toInt(rgb[2].substring(5), 16);
+                green = toInt(rgb[2].substring(3, 5), 16);
+                red = toInt(rgb[2].substring(1, 3), 16);
+            }
+            if (rgb[3]) {
+                blue = toInt((t = rgb[3].charAt(3)) + t, 16);
+                green = toInt((t = rgb[3].charAt(2)) + t, 16);
+                red = toInt((t = rgb[3].charAt(1)) + t, 16);
+            }
+            if (rgb[4]) {
+                rgb = rgb[4][split](commaSpaces);
+                red = toFloat(rgb[0]);
+                green = toFloat(rgb[1]);
+                blue = toFloat(rgb[2]);
+                opacity = toFloat(rgb[3]);
+            }
+            if (rgb[5]) {
+                rgb = rgb[5][split](commaSpaces);
+                red = toFloat(rgb[0]) * 2.55;
+                green = toFloat(rgb[1]) * 2.55;
+                blue = toFloat(rgb[2]) * 2.55;
+                opacity = toFloat(rgb[3]);
+            }
+            if (rgb[6]) {
+                rgb = rgb[6][split](commaSpaces);
+                red = toFloat(rgb[0]);
+                green = toFloat(rgb[1]);
+                blue = toFloat(rgb[2]);
+                return R.hsb2rgb(red, green, blue);
+            }
+            if (rgb[7]) {
+                rgb = rgb[7][split](commaSpaces);
+                red = toFloat(rgb[0]) * 2.55;
+                green = toFloat(rgb[1]) * 2.55;
+                blue = toFloat(rgb[2]) * 2.55;
+                return R.hsb2rgb(red, green, blue);
+            }
+            rgb = {r: red, g: green, b: blue};
+            var r = (~~red)[toString](16),
+                g = (~~green)[toString](16),
+                b = (~~blue)[toString](16);
+            r = r[rp](rg, "0");
+            g = g[rp](rg, "0");
+            b = b[rp](rg, "0");
+            rgb.hex = "#" + r + g + b;
+            isFinite(toFloat(opacity)) && (rgb.o = opacity);
+            return rgb;
+        }
+        return {r: -1, g: -1, b: -1, hex: "none", error: 1};
+    }, R);
+    R.getColor = function (value) {
+        var start = this.getColor.start = this.getColor.start || {h: 0, s: 1, b: value || .75},
+            rgb = this.hsb2rgb(start.h, start.s, start.b);
+        start.h += .075;
+        if (start.h > 1) {
+            start.h = 0;
+            start.s -= .2;
+            start.s <= 0 && (this.getColor.start = {h: 0, s: 1, b: start.b});
+        }
+        return rgb.hex;
+    };
+    R.getColor.reset = function () {
+        delete this.start;
+    };
+    // path utilities
+    var pathCommand = /([achlmqstvz])[\s,]*((-?\d*\.?\d*(?:e[-+]?\d+)?\s*,?\s*)+)/ig,
+        pathValues = /(-?\d*\.?\d*(?:e[-+]?\d+)?)\s*,?\s*/ig;
+    R.parsePathString = cacher(function (pathString) {
+        if (!pathString) {
+            return null;
+        }
+        var paramCounts = {a: 7, c: 6, h: 1, l: 2, m: 2, q: 4, s: 4, t: 2, v: 1, z: 0},
+            data = [];
+        if (R.is(pathString, array) && R.is(pathString[0], array)) { // rough assumption
+            data = pathClone(pathString);
+        }
+        if (!data[length]) {
+            (pathString + E)[rp](pathCommand, function (a, b, c) {
+                var params = [],
+                    name = lowerCase.call(b);
+                c[rp](pathValues, function (a, b) {
+                    b && params[push](+b);
+                });
+                if (name == "m" && params[length] > 2) {
+                    data[push]([b][concat](params.splice(0, 2)));
+                    name = "l";
+                    b = b == "m" ? "l" : "L";
+                }
+                while (params[length] >= paramCounts[name]) {
+                    data[push]([b][concat](params.splice(0, paramCounts[name])));
+                    if (!paramCounts[name]) {
+                        break;
+                    }
+                }
+            });
+        }
+        data[toString] = R._path2string;
+        return data;
+    });
+    R.findDotsAtSegment = function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t) {
+        var t1 = 1 - t,
+            x = pow(t1, 3) * p1x + pow(t1, 2) * 3 * t * c1x + t1 * 3 * t * t * c2x + pow(t, 3) * p2x,
+            y = pow(t1, 3) * p1y + pow(t1, 2) * 3 * t * c1y + t1 * 3 * t * t * c2y + pow(t, 3) * p2y,
+            mx = p1x + 2 * t * (c1x - p1x) + t * t * (c2x - 2 * c1x + p1x),
+            my = p1y + 2 * t * (c1y - p1y) + t * t * (c2y - 2 * c1y + p1y),
+            nx = c1x + 2 * t * (c2x - c1x) + t * t * (p2x - 2 * c2x + c1x),
+            ny = c1y + 2 * t * (c2y - c1y) + t * t * (p2y - 2 * c2y + c1y),
+            ax = (1 - t) * p1x + t * c1x,
+            ay = (1 - t) * p1y + t * c1y,
+            cx = (1 - t) * c2x + t * p2x,
+            cy = (1 - t) * c2y + t * p2y,
+            alpha = (90 - math.atan((mx - nx) / (my - ny)) * 180 / math.PI);
+        (mx > nx || my < ny) && (alpha += 180);
+        return {x: x, y: y, m: {x: mx, y: my}, n: {x: nx, y: ny}, start: {x: ax, y: ay}, end: {x: cx, y: cy}, alpha: alpha};
+    };
+    var pathDimensions = cacher(function (path) {
+        if (!path) {
+            return {x: 0, y: 0, width: 0, height: 0};
+        }
+        path = path2curve(path);
+        var x = 0, 
+            y = 0,
+            X = [],
+            Y = [],
+            p;
+        for (var i = 0, ii = path[length]; i < ii; i++) {
+            p = path[i];
+            if (p[0] == "M") {
+                x = p[1];
+                y = p[2];
+                X[push](x);
+                Y[push](y);
+            } else {
+                var dim = curveDim(x, y, p[1], p[2], p[3], p[4], p[5], p[6]);
+                X = X[concat](dim.min.x, dim.max.x);
+                Y = Y[concat](dim.min.y, dim.max.y);
+                x = p[5];
+                y = p[6];
+            }
+        }
+        var xmin = mmin[apply](0, X),
+            ymin = mmin[apply](0, Y);
+        return {
+            x: xmin,
+            y: ymin,
+            width: mmax[apply](0, X) - xmin,
+            height: mmax[apply](0, Y) - ymin
+        };
+    }),
+        pathClone = function (pathArray) {
+            var res = [];
+            if (!R.is(pathArray, array) || !R.is(pathArray && pathArray[0], array)) { // rough assumption
+                pathArray = R.parsePathString(pathArray);
+            }
+            for (var i = 0, ii = pathArray[length]; i < ii; i++) {
+                res[i] = [];
+                for (var j = 0, jj = pathArray[i][length]; j < jj; j++) {
+                    res[i][j] = pathArray[i][j];
+                }
+            }
+            res[toString] = R._path2string;
+            return res;
+        },
+        pathToRelative = cacher(function (pathArray) {
+            if (!R.is(pathArray, array) || !R.is(pathArray && pathArray[0], array)) { // rough assumption
+                pathArray = R.parsePathString(pathArray);
+            }
+            var res = [],
+                x = 0,
+                y = 0,
+                mx = 0,
+                my = 0,
+                start = 0;
+            if (pathArray[0][0] == "M") {
+                x = pathArray[0][1];
+                y = pathArray[0][2];
+                mx = x;
+                my = y;
+                start++;
+                res[push](["M", x, y]);
+            }
+            for (var i = start, ii = pathArray[length]; i < ii; i++) {
+                var r = res[i] = [],
+                    pa = pathArray[i];
+                if (pa[0] != lowerCase.call(pa[0])) {
+                    r[0] = lowerCase.call(pa[0]);
+                    switch (r[0]) {
+                        case "a":
+                            r[1] = pa[1];
+                            r[2] = pa[2];
+                            r[3] = pa[3];
+                            r[4] = pa[4];
+                            r[5] = pa[5];
+                            r[6] = +(pa[6] - x).toFixed(3);
+                            r[7] = +(pa[7] - y).toFixed(3);
+                            break;
+                        case "v":
+                            r[1] = +(pa[1] - y).toFixed(3);
+                            break;
+                        case "m":
+                            mx = pa[1];
+                            my = pa[2];
+                        default:
+                            for (var j = 1, jj = pa[length]; j < jj; j++) {
+                                r[j] = +(pa[j] - ((j % 2) ? x : y)).toFixed(3);
+                            }
+                    }
+                } else {
+                    r = res[i] = [];
+                    if (pa[0] == "m") {
+                        mx = pa[1] + x;
+                        my = pa[2] + y;
+                    }
+                    for (var k = 0, kk = pa[length]; k < kk; k++) {
+                        res[i][k] = pa[k];
+                    }
+                }
+                var len = res[i][length];
+                switch (res[i][0]) {
+                    case "z":
+                        x = mx;
+                        y = my;
+                        break;
+                    case "h":
+                        x += +res[i][len - 1];
+                        break;
+                    case "v":
+                        y += +res[i][len - 1];
+                        break;
+                    default:
+                        x += +res[i][len - 2];
+                        y += +res[i][len - 1];
+                }
+            }
+            res[toString] = R._path2string;
+            return res;
+        }, 0, pathClone),
+        pathToAbsolute = cacher(function (pathArray) {
+            if (!R.is(pathArray, array) || !R.is(pathArray && pathArray[0], array)) { // rough assumption
+                pathArray = R.parsePathString(pathArray);
+            }
+            var res = [],
+                x = 0,
+                y = 0,
+                mx = 0,
+                my = 0,
+                start = 0;
+            if (pathArray[0][0] == "M") {
+                x = +pathArray[0][1];
+                y = +pathArray[0][2];
+                mx = x;
+                my = y;
+                start++;
+                res[0] = ["M", x, y];
+            }
+            for (var i = start, ii = pathArray[length]; i < ii; i++) {
+                var r = res[i] = [],
+                    pa = pathArray[i];
+                if (pa[0] != upperCase.call(pa[0])) {
+                    r[0] = upperCase.call(pa[0]);
+                    switch (r[0]) {
+                        case "A":
+                            r[1] = pa[1];
+                            r[2] = pa[2];
+                            r[3] = pa[3];
+                            r[4] = pa[4];
+                            r[5] = pa[5];
+                            r[6] = +(pa[6] + x);
+                            r[7] = +(pa[7] + y);
+                            break;
+                        case "V":
+                            r[1] = +pa[1] + y;
+                            break;
+                        case "H":
+                            r[1] = +pa[1] + x;
+                            break;
+                        case "M":
+                            mx = +pa[1] + x;
+                            my = +pa[2] + y;
+                        default:
+                            for (var j = 1, jj = pa[length]; j < jj; j++) {
+                                r[j] = +pa[j] + ((j % 2) ? x : y);
+                            }
+                    }
+                } else {
+                    for (var k = 0, kk = pa[length]; k < kk; k++) {
+                        res[i][k] = pa[k];
+                    }
+                }
+                switch (r[0]) {
+                    case "Z":
+                        x = mx;
+                        y = my;
+                        break;
+                    case "H":
+                        x = r[1];
+                        break;
+                    case "V":
+                        y = r[1];
+                        break;
+                    default:
+                        x = res[i][res[i][length] - 2];
+                        y = res[i][res[i][length] - 1];
+                }
+            }
+            res[toString] = R._path2string;
+            return res;
+        }, null, pathClone),
+        l2c = function (x1, y1, x2, y2) {
+            return [x1, y1, x2, y2, x2, y2];
+        },
+        q2c = function (x1, y1, ax, ay, x2, y2) {
+            var _13 = 1 / 3,
+                _23 = 2 / 3;
+            return [
+                    _13 * x1 + _23 * ax,
+                    _13 * y1 + _23 * ay,
+                    _13 * x2 + _23 * ax,
+                    _13 * y2 + _23 * ay,
+                    x2,
+                    y2
+                ];
+        },
+        a2c = function (x1, y1, rx, ry, angle, large_arc_flag, sweep_flag, x2, y2, recursive) {
+            // for more information of where this math came from visit:
+            // http://www.w3.org/TR/SVG11/implnote.html#ArcImplementationNotes
+            var PI = math.PI,
+                _120 = PI * 120 / 180,
+                rad = PI / 180 * (+angle || 0),
+                res = [],
+                xy,
+                rotate = cacher(function (x, y, rad) {
+                    var X = x * math.cos(rad) - y * math.sin(rad),
+                        Y = x * math.sin(rad) + y * math.cos(rad);
+                    return {x: X, y: Y};
+                });
+            if (!recursive) {
+                xy = rotate(x1, y1, -rad);
+                x1 = xy.x;
+                y1 = xy.y;
+                xy = rotate(x2, y2, -rad);
+                x2 = xy.x;
+                y2 = xy.y;
+                var cos = math.cos(PI / 180 * angle),
+                    sin = math.sin(PI / 180 * angle),
+                    x = (x1 - x2) / 2,
+                    y = (y1 - y2) / 2;
+                var h = (x * x) / (rx * rx) + (y * y) / (ry * ry);
+                if (h > 1) {
+                    h = math.sqrt(h);
+                    rx = h * rx;
+                    ry = h * ry;
+                }
+                var rx2 = rx * rx,
+                    ry2 = ry * ry,
+                    k = (large_arc_flag == sweep_flag ? -1 : 1) *
+                        math.sqrt(math.abs((rx2 * ry2 - rx2 * y * y - ry2 * x * x) / (rx2 * y * y + ry2 * x * x))),
+                    cx = k * rx * y / ry + (x1 + x2) / 2,
+                    cy = k * -ry * x / rx + (y1 + y2) / 2,
+                    f1 = math.asin(((y1 - cy) / ry).toFixed(7)),
+                    f2 = math.asin(((y2 - cy) / ry).toFixed(7));
+
+                f1 = x1 < cx ? PI - f1 : f1;
+                f2 = x2 < cx ? PI - f2 : f2;
+                f1 < 0 && (f1 = PI * 2 + f1);
+                f2 < 0 && (f2 = PI * 2 + f2);
+                if (sweep_flag && f1 > f2) {
+                    f1 = f1 - PI * 2;
+                }
+                if (!sweep_flag && f2 > f1) {
+                    f2 = f2 - PI * 2;
+                }
+            } else {
+                f1 = recursive[0];
+                f2 = recursive[1];
+                cx = recursive[2];
+                cy = recursive[3];
+            }
+            var df = f2 - f1;
+            if (math.abs(df) > _120) {
+                var f2old = f2,
+                    x2old = x2,
+                    y2old = y2;
+                f2 = f1 + _120 * (sweep_flag && f2 > f1 ? 1 : -1);
+                x2 = cx + rx * math.cos(f2);
+                y2 = cy + ry * math.sin(f2);
+                res = a2c(x2, y2, rx, ry, angle, 0, sweep_flag, x2old, y2old, [f2, f2old, cx, cy]);
+            }
+            df = f2 - f1;
+            var c1 = math.cos(f1),
+                s1 = math.sin(f1),
+                c2 = math.cos(f2),
+                s2 = math.sin(f2),
+                t = math.tan(df / 4),
+                hx = 4 / 3 * rx * t,
+                hy = 4 / 3 * ry * t,
+                m1 = [x1, y1],
+                m2 = [x1 + hx * s1, y1 - hy * c1],
+                m3 = [x2 + hx * s2, y2 - hy * c2],
+                m4 = [x2, y2];
+            m2[0] = 2 * m1[0] - m2[0];
+            m2[1] = 2 * m1[1] - m2[1];
+            if (recursive) {
+                return [m2, m3, m4][concat](res);
+            } else {
+                res = [m2, m3, m4][concat](res)[join]()[split](",");
+                var newres = [];
+                for (var i = 0, ii = res[length]; i < ii; i++) {
+                    newres[i] = i % 2 ? rotate(res[i - 1], res[i], rad).y : rotate(res[i], res[i + 1], rad).x;
+                }
+                return newres;
+            }
+        },
+        findDotAtSegment = function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t) {
+            var t1 = 1 - t;
+            return {
+                x: pow(t1, 3) * p1x + pow(t1, 2) * 3 * t * c1x + t1 * 3 * t * t * c2x + pow(t, 3) * p2x,
+                y: pow(t1, 3) * p1y + pow(t1, 2) * 3 * t * c1y + t1 * 3 * t * t * c2y + pow(t, 3) * p2y
+            };
+        },
+        curveDim = cacher(function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y) {
+            var a = (c2x - 2 * c1x + p1x) - (p2x - 2 * c2x + c1x),
+                b = 2 * (c1x - p1x) - 2 * (c2x - c1x),
+                c = p1x - c1x,
+                t1 = (-b + math.sqrt(b * b - 4 * a * c)) / 2 / a,
+                t2 = (-b - math.sqrt(b * b - 4 * a * c)) / 2 / a,
+                y = [p1y, p2y],
+                x = [p1x, p2x],
+                dot;
+            math.abs(t1) > 1e12 && (t1 = .5);
+            math.abs(t2) > 1e12 && (t2 = .5);
+            if (t1 > 0 && t1 < 1) {
+                dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t1);
+                x[push](dot.x);
+                y[push](dot.y);
+            }
+            if (t2 > 0 && t2 < 1) {
+                dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t2);
+                x[push](dot.x);
+                y[push](dot.y);
+            }
+            a = (c2y - 2 * c1y + p1y) - (p2y - 2 * c2y + c1y);
+            b = 2 * (c1y - p1y) - 2 * (c2y - c1y);
+            c = p1y - c1y;
+            t1 = (-b + math.sqrt(b * b - 4 * a * c)) / 2 / a;
+            t2 = (-b - math.sqrt(b * b - 4 * a * c)) / 2 / a;
+            math.abs(t1) > 1e12 && (t1 = .5);
+            math.abs(t2) > 1e12 && (t2 = .5);
+            if (t1 > 0 && t1 < 1) {
+                dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t1);
+                x[push](dot.x);
+                y[push](dot.y);
+            }
+            if (t2 > 0 && t2 < 1) {
+                dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t2);
+                x[push](dot.x);
+                y[push](dot.y);
+            }
+            return {
+                min: {x: mmin[apply](0, x), y: mmin[apply](0, y)},
+                max: {x: mmax[apply](0, x), y: mmax[apply](0, y)}
+            };
+        }),
+        path2curve = cacher(function (path, path2) {
+            var p = pathToAbsolute(path),
+                p2 = path2 && pathToAbsolute(path2),
+                attrs = {x: 0, y: 0, bx: 0, by: 0, X: 0, Y: 0, qx: null, qy: null},
+                attrs2 = {x: 0, y: 0, bx: 0, by: 0, X: 0, Y: 0, qx: null, qy: null},
+                processPath = function (path, d) {
+                    var nx, ny;
+                    if (!path) {
+                        return ["C", d.x, d.y, d.x, d.y, d.x, d.y];
+                    }
+                    !(path[0] in {T:1, Q:1}) && (d.qx = d.qy = null);
+                    switch (path[0]) {
+                        case "M":
+                            d.X = path[1];
+                            d.Y = path[2];
+                            break;
+                        case "A":
+                            path = ["C"][concat](a2c[apply](0, [d.x, d.y][concat](path.slice(1))));
+                            break;
+                        case "S":
+                            nx = d.x + (d.x - (d.bx || d.x));
+                            ny = d.y + (d.y - (d.by || d.y));
+                            path = ["C", nx, ny][concat](path.slice(1));
+                            break;
+                        case "T":
+                            d.qx = d.x + (d.x - (d.qx || d.x));
+                            d.qy = d.y + (d.y - (d.qy || d.y));
+                            path = ["C"][concat](q2c(d.x, d.y, d.qx, d.qy, path[1], path[2]));
+                            break;
+                        case "Q":
+                            d.qx = path[1];
+                            d.qy = path[2];
+                            path = ["C"][concat](q2c(d.x, d.y, path[1], path[2], path[3], path[4]));
+                            break;
+                        case "L":
+                            path = ["C"][concat](l2c(d.x, d.y, path[1], path[2]));
+                            break;
+                        case "H":
+                            path = ["C"][concat](l2c(d.x, d.y, path[1], d.y));
+                            break;
+                        case "V":
+                            path = ["C"][concat](l2c(d.x, d.y, d.x, path[1]));
+                            break;
+                        case "Z":
+                            path = ["C"][concat](l2c(d.x, d.y, d.X, d.Y));
+                            break;
+                    }
+                    return path;
+                },
+                fixArc = function (pp, i) {
+                    if (pp[i][length] > 7) {
+                        pp[i].shift();
+                        var pi = pp[i];
+                        while (pi[length]) {
+                            pp.splice(i++, 0, ["C"][concat](pi.splice(0, 6)));
+                        }
+                        pp.splice(i, 1);
+                        ii = mmax(p[length], p2 && p2[length] || 0);
+                    }
+                },
+                fixM = function (path1, path2, a1, a2, i) {
+                    if (path1 && path2 && path1[i][0] == "M" && path2[i][0] != "M") {
+                        path2.splice(i, 0, ["M", a2.x, a2.y]);
+                        a1.bx = 0;
+                        a1.by = 0;
+                        a1.x = path1[i][1];
+                        a1.y = path1[i][2];
+                        ii = mmax(p[length], p2 && p2[length] || 0);
+                    }
+                };
+            for (var i = 0, ii = mmax(p[length], p2 && p2[length] || 0); i < ii; i++) {
+                p[i] = processPath(p[i], attrs);
+                fixArc(p, i);
+                p2 && (p2[i] = processPath(p2[i], attrs2));
+                p2 && fixArc(p2, i);
+                fixM(p, p2, attrs, attrs2, i);
+                fixM(p2, p, attrs2, attrs, i);
+                var seg = p[i],
+                    seg2 = p2 && p2[i],
+                    seglen = seg[length],
+                    seg2len = p2 && seg2[length];
+                attrs.x = seg[seglen - 2];
+                attrs.y = seg[seglen - 1];
+                attrs.bx = toFloat(seg[seglen - 4]) || attrs.x;
+                attrs.by = toFloat(seg[seglen - 3]) || attrs.y;
+                attrs2.bx = p2 && (toFloat(seg2[seg2len - 4]) || attrs2.x);
+                attrs2.by = p2 && (toFloat(seg2[seg2len - 3]) || attrs2.y);
+                attrs2.x = p2 && seg2[seg2len - 2];
+                attrs2.y = p2 && seg2[seg2len - 1];
+            }
+            return p2 ? [p, p2] : p;
+        }, null, pathClone),
+        parseDots = cacher(function (gradient) {
+            var dots = [];
+            for (var i = 0, ii = gradient[length]; i < ii; i++) {
+                var dot = {},
+                    par = gradient[i].match(/^([^:]*):?([\d\.]*)/);
+                dot.color = R.getRGB(par[1]);
+                if (dot.color.error) {
+                    return null;
+                }
+                dot.color = dot.color.hex;
+                par[2] && (dot.offset = par[2] + "%");
+                dots[push](dot);
+            }
+            for (i = 1, ii = dots[length] - 1; i < ii; i++) {
+                if (!dots[i].offset) {
+                    var start = toFloat(dots[i - 1].offset || 0),
+                        end = 0;
+                    for (var j = i + 1; j < ii; j++) {
+                        if (dots[j].offset) {
+                            end = dots[j].offset;
+                            break;
+                        }
+                    }
+                    if (!end) {
+                        end = 100;
+                        j = ii;
+                    }
+                    end = toFloat(end);
+                    var d = (end - start) / (j - i + 1);
+                    for (; i < j; i++) {
+                        start += d;
+                        dots[i].offset = start + "%";
+                    }
+                }
+            }
+            return dots;
+        }),
+        getContainer = function (x, y, w, h) {
+            var container;
+            if (R.is(x, string) || R.is(x, "object")) {
+                container = R.is(x, string) ? doc.getElementById(x) : x;
+                if (container.tagName) {
+                    if (y == null) {
+                        return {
+                            container: container,
+                            width: container.style.pixelWidth || container.offsetWidth,
+                            height: container.style.pixelHeight || container.offsetHeight
+                        };
+                    } else {
+                        return {container: container, width: y, height: w};
+                    }
+                }
+            } else {
+                return {container: 1, x: x, y: y, width: w, height: h};
+            }
+        },
+        plugins = function (con, add) {
+            var that = this;
+            for (var prop in add) {
+                if (add[has](prop) && !(prop in con)) {
+                    switch (typeof add[prop]) {
+                        case "function":
+                            (function (f) {
+                                con[prop] = con === that ? f : function () { return f[apply](that, arguments); };
+                            })(add[prop]);
+                        break;
+                        case "object":
+                            con[prop] = con[prop] || {};
+                            plugins.call(this, con[prop], add[prop]);
+                        break;
+                        default:
+                            con[prop] = add[prop];
+                        break;
+                    }
+                }
+            }
+        },
+        tear = function (el, paper) {
+            el == paper.top && (paper.top = el.prev);
+            el == paper.bottom && (paper.bottom = el.next);
+            el.next && (el.next.prev = el.prev);
+            el.prev && (el.prev.next = el.next);
+        },
+        tofront = function (el, paper) {
+            if (paper.top === el) {
+                return;
+            }
+            tear(el, paper);
+            el.next = null;
+            el.prev = paper.top;
+            paper.top.next = el;
+            paper.top = el;
+        },
+        toback = function (el, paper) {
+            if (paper.bottom === el) {
+                return;
+            }
+            tear(el, paper);
+            el.next = paper.bottom;
+            el.prev = null;
+            paper.bottom.prev = el;
+            paper.bottom = el;
+        },
+        insertafter = function (el, el2, paper) {
+            tear(el, paper);
+            el2 == paper.top && (paper.top = el);
+            el2.next && (el2.next.prev = el);
+            el.next = el2.next;
+            el.prev = el2;
+            el2.next = el;
+        },
+        insertbefore = function (el, el2, paper) {
+            tear(el, paper);
+            el2 == paper.bottom && (paper.bottom = el);
+            el2.prev && (el2.prev.next = el);
+            el.prev = el2.prev;
+            el2.prev = el;
+            el.next = el2;
+        },
+        removed = function (methodname) {
+            return function () {
+                throw new Error("Rapha\xebl: you are calling to method \u201c" + methodname + "\u201d of removed object");
+            };
+        },
+        radial_gradient = /^r(?:\(([^,]+?)\s*,\s*([^\)]+?)\))?/;
+ 
+    // SVG
+    if (R.svg) {
+        Paper[proto].svgns = "http://www.w3.org/2000/svg";
+        Paper[proto].xlink = "http://www.w3.org/1999/xlink";
+        round = function (num) {
+            return +num + (~~num === num) * .5;
+        };
+        var $ = function (el, attr) {
+            if (attr) {
+                for (var key in attr) {
+                    if (attr[has](key)) {
+                        el[setAttribute](key, attr[key] + E);
+                    }
+                }
+            } else {
+                el = doc.createElementNS(Paper[proto].svgns, el);
+                el.style.webkitTapHighlightColor = "rgba(0,0,0,0)";
+                return el;
+            }
+        };
+        R[toString] = function () {
+            return  "Your browser supports SVG.\nYou are running Rapha\xebl " + this.version;
+        };
+        var thePath = function (pathString, SVG) {
+            var el = $("path");
+            SVG.canvas && SVG.canvas[appendChild](el);
+            var p = new Element(el, SVG);
+            p.type = "path";
+            setFillAndStroke(p, {fill: "none", stroke: "#000", path: pathString});
+            return p;
+        };
+        var addGradientFill = function (o, gradient, SVG) {
+            var type = "linear",
+                fx = .5, fy = .5,
+                s = o.style;
+            gradient = (gradient + E)[rp](radial_gradient, function (all, _fx, _fy) {
+                type = "radial";
+                if (_fx && _fy) {
+                    fx = toFloat(_fx);
+                    fy = toFloat(_fy);
+                    var dir = ((fy > .5) * 2 - 1);
+                    pow(fx - .5, 2) + pow(fy - .5, 2) > .25 &&
+                        (fy = math.sqrt(.25 - pow(fx - .5, 2)) * dir + .5) &&
+                        fy != .5 &&
+                        (fy = fy.toFixed(5) - 1e-5 * dir);
+                }
+                return E;
+            });
+            gradient = gradient[split](/\s*\-\s*/);
+            if (type == "linear") {
+                var angle = gradient.shift();
+                angle = -toFloat(angle);
+                if (isNaN(angle)) {
+                    return null;
+                }
+                var vector = [0, 0, math.cos(angle * math.PI / 180), math.sin(angle * math.PI / 180)],
+                    max = 1 / (mmax(math.abs(vector[2]), math.abs(vector[3])) || 1);
+                vector[2] *= max;
+                vector[3] *= max;
+                if (vector[2] < 0) {
+                    vector[0] = -vector[2];
+                    vector[2] = 0;
+                }
+                if (vector[3] < 0) {
+                    vector[1] = -vector[3];
+                    vector[3] = 0;
+                }
+            }
+            var dots = parseDots(gradient);
+            if (!dots) {
+                return null;
+            }
+            var id = o.getAttribute(fillString);
+            id = id.match(/^url\(#(.*)\)$/);
+            id && SVG.defs.removeChild(doc.getElementById(id[1]));
+            
+            var el = $(type + "Gradient");
+            el.id = "r" + (R._id++)[toString](36);
+            $(el, type == "radial" ? {fx: fx, fy: fy} : {x1: vector[0], y1: vector[1], x2: vector[2], y2: vector[3]});
+            SVG.defs[appendChild](el);
+            for (var i = 0, ii = dots[length]; i < ii; i++) {
+                var stop = $("stop");
+                $(stop, {
+                    offset: dots[i].offset ? dots[i].offset : !i ? "0%" : "100%",
+                    "stop-color": dots[i].color || "#fff"
+                });
+                el[appendChild](stop);
+            }
+            $(o, {
+                fill: "url(#" + el.id + ")",
+                opacity: 1,
+                "fill-opacity": 1
+            });
+            s.fill = E;
+            s.opacity = 1;
+            s.fillOpacity = 1;
+            return 1;
+        };
+        var updatePosition = function (o) {
+            var bbox = o.getBBox();
+            $(o.pattern, {patternTransform: R.format("translate({0},{1})", bbox.x, bbox.y)});
+        };
+        var setFillAndStroke = function (o, params) {
+            var dasharray = {
+                    "": [0],
+                    "none": [0],
+                    "-": [3, 1],
+                    ".": [1, 1],
+                    "-.": [3, 1, 1, 1],
+                    "-..": [3, 1, 1, 1, 1, 1],
+                    ". ": [1, 3],
+                    "- ": [4, 3],
+                    "--": [8, 3],
+                    "- .": [4, 3, 1, 3],
+                    "--.": [8, 3, 1, 3],
+                    "--..": [8, 3, 1, 3, 1, 3]
+                },
+                node = o.node,
+                attrs = o.attrs,
+                rot = o.rotate(),
+                addDashes = function (o, value) {
+                    value = dasharray[lowerCase.call(value)];
+                    if (value) {
+                        var width = o.attrs["stroke-width"] || "1",
+                            butt = {round: width, square: width, butt: 0}[o.attrs["stroke-linecap"] || params["stroke-linecap"]] || 0,
+                            dashes = [];
+                        var i = value[length];
+                        while (i--) {
+                            dashes[i] = value[i] * width + ((i % 2) ? 1 : -1) * butt;
+                        }
+                        $(node, {"stroke-dasharray": dashes[join](",")});
+                    }
+                };
+            params[has]("rotation") && (rot = params.rotation);
+            var rotxy = (rot + E)[split](separator);
+            if (!(rotxy.length - 1)) {
+                rotxy = null;
+            } else {
+                rotxy[1] = +rotxy[1];
+                rotxy[2] = +rotxy[2];
+            }
+            toFloat(rot) && o.rotate(0, true);
+            for (var att in params) {
+                if (params[has](att)) {
+                    if (!availableAttrs[has](att)) {
+                        continue;
+                    }
+                    var value = params[att];
+                    attrs[att] = value;
+                    switch (att) {
+                        case "blur":
+                            o.blur(value);
+                            break;
+                        case "rotation":
+                            o.rotate(value, true);
+                            break;
+                        case "href":
+                        case "title":
+                        case "target":
+                            var pn = node.parentNode;
+                            if (lowerCase.call(pn.tagName) != "a") {
+                                var hl = $("a");
+                                pn.insertBefore(hl, node);
+                                hl[appendChild](node);
+                                pn = hl;
+                            }
+                            pn.setAttributeNS(o.paper.xlink, att, value);
+                            break;
+                        case "cursor":
+                            node.style.cursor = value;
+                            break;
+                        case "clip-rect":
+                            var rect = (value + E)[split](separator);
+                            if (rect[length] == 4) {
+                                o.clip && o.clip.parentNode.parentNode.removeChild(o.clip.parentNode);
+                                var el = $("clipPath"),
+                                    rc = $("rect");
+                                el.id = "r" + (R._id++)[toString](36);
+                                $(rc, {
+                                    x: rect[0],
+                                    y: rect[1],
+                                    width: rect[2],
+                                    height: rect[3]
+                                });
+                                el[appendChild](rc);
+                                o.paper.defs[appendChild](el);
+                                $(node, {"clip-path": "url(#" + el.id + ")"});
+                                o.clip = rc;
+                            }
+                            if (!value) {
+                                var clip = doc.getElementById(node.getAttribute("clip-path")[rp](/(^url\(#|\)$)/g, E));
+                                clip && clip.parentNode.removeChild(clip);
+                                $(node, {"clip-path": E});
+                                delete o.clip;
+                            }
+                        break;
+                        case "path":
+                            if (o.type == "path") {
+                                $(node, {d: value ? attrs.path = pathToAbsolute(value) : "M0,0"});
+                            }
+                            break;
+                        case "width":
+                            node[setAttribute](att, value);
+                            if (attrs.fx) {
+                                att = "x";
+                                value = attrs.x;
+                            } else {
+                                break;
+                            }
+                        case "x":
+                            if (attrs.fx) {
+                                value = -attrs.x - (attrs.width || 0);
+                            }
+                        case "rx":
+                            if (att == "rx" && o.type == "rect") {
+                                break;
+                            }
+                        case "cx":
+                            rotxy && (att == "x" || att == "cx") && (rotxy[1] += value - attrs[att]);
+                            node[setAttribute](att, round(value));
+                            o.pattern && updatePosition(o);
+                            break;
+                        case "height":
+                            node[setAttribute](att, value);
+                            if (attrs.fy) {
+                                att = "y";
+                                value = attrs.y;
+                            } else {
+                                break;
+                            }
+                        case "y":
+                            if (attrs.fy) {
+                                value = -attrs.y - (attrs.height || 0);
+                            }
+                        case "ry":
+                            if (att == "ry" && o.type == "rect") {
+                                break;
+                            }
+                        case "cy":
+                            rotxy && (att == "y" || att == "cy") && (rotxy[2] += value - attrs[att]);
+                            node[setAttribute](att, round(value));
+                            o.pattern && updatePosition(o);
+                            break;
+                        case "r":
+                            if (o.type == "rect") {
+                                $(node, {rx: value, ry: value});
+                            } else {
+                                node[setAttribute](att, value);
+                            }
+                            break;
+                        case "src":
+                            if (o.type == "image") {
+                                node.setAttributeNS(o.paper.xlink, "href", value);
+                            }
+                            break;
+                        case "stroke-width":
+                            node.style.strokeWidth = value;
+                            // Need following line for Firefox
+                            node[setAttribute](att, value);
+                            if (attrs["stroke-dasharray"]) {
+                                addDashes(o, attrs["stroke-dasharray"]);
+                            }
+                            break;
+                        case "stroke-dasharray":
+                            addDashes(o, value);
+                            break;
+                        case "translation":
+                            var xy = (value + E)[split](separator);
+                            xy[0] = +xy[0] || 0;
+                            xy[1] = +xy[1] || 0;
+                            if (rotxy) {
+                                rotxy[1] += xy[0];
+                                rotxy[2] += xy[1];
+                            }
+                            translate.call(o, xy[0], xy[1]);
+                            break;
+                        case "scale":
+                            xy = (value + E)[split](separator);
+                            o.scale(+xy[0] || 1, +xy[1] || +xy[0] || 1, isNaN(toFloat(xy[2])) ? null : +xy[2], isNaN(toFloat(xy[3])) ? null : +xy[3]);
+                            break;
+                        case fillString:
+                            var isURL = (value + E).match(ISURL);
+                            if (isURL) {
+                                el = $("pattern");
+                                var ig = $("image");
+                                el.id = "r" + (R._id++)[toString](36);
+                                $(el, {x: 0, y: 0, patternUnits: "userSpaceOnUse", height: 1, width: 1});
+                                $(ig, {x: 0, y: 0});
+                                ig.setAttributeNS(o.paper.xlink, "href", isURL[1]);
+                                el[appendChild](ig);
+ 
+                                var img = doc.createElement("img");
+                                img.style.cssText = "position:absolute;left:-9999em;top-9999em";
+                                img.onload = function () {
+                                    $(el, {width: this.offsetWidth, height: this.offsetHeight});
+                                    $(ig, {width: this.offsetWidth, height: this.offsetHeight});
+                                    doc.body.removeChild(this);
+                                    o.paper.safari();
+                                };
+                                doc.body[appendChild](img);
+                                img.src = isURL[1];
+                                o.paper.defs[appendChild](el);
+                                node.style.fill = "url(#" + el.id + ")";
+                                $(node, {fill: "url(#" + el.id + ")"});
+                                o.pattern = el;
+                                o.pattern && updatePosition(o);
+                                break;
+                            }
+                            var clr = R.getRGB(value);
+                            if (!clr.error) {
+                                delete params.gradient;
+                                delete attrs.gradient;
+                                !R.is(attrs.opacity, "undefined") &&
+                                    R.is(params.opacity, "undefined") &&
+                                    $(node, {opacity: attrs.opacity});
+                                !R.is(attrs["fill-opacity"], "undefined") &&
+                                    R.is(params["fill-opacity"], "undefined") &&
+                                    $(node, {"fill-opacity": attrs["fill-opacity"]});
+                            } else if ((({circle: 1, ellipse: 1})[has](o.type) || (value + E).charAt() != "r") && addGradientFill(node, value, o.paper)) {
+                                attrs.gradient = value;
+                                attrs.fill = "none";
+                                break;
+                            }
+                            clr[has]("o") && $(node, {"fill-opacity": clr.o / 100});
+                        case "stroke":
+                            clr = R.getRGB(value);
+                            node[setAttribute](att, clr.hex);
+                            att == "stroke" && clr[has]("o") && $(node, {"stroke-opacity": clr.o / 100});
+                            break;
+                        case "gradient":
+                            (({circle: 1, ellipse: 1})[has](o.type) || (value + E).charAt() != "r") && addGradientFill(node, value, o.paper);
+                            break;
+                        case "opacity":
+                        case "fill-opacity":
+                            if (attrs.gradient) {
+                                var gradient = doc.getElementById(node.getAttribute(fillString)[rp](/^url\(#|\)$/g, E));
+                                if (gradient) {
+                                    var stops = gradient.getElementsByTagName("stop");
+                                    stops[stops[length] - 1][setAttribute]("stop-opacity", value);
+                                }
+                                break;
+                            }
+                        default:
+                            att == "font-size" && (value = toInt(value, 10) + "px");
+                            var cssrule = att[rp](/(\-.)/g, function (w) {
+                                return upperCase.call(w.substring(1));
+                            });
+                            node.style[cssrule] = value;
+                            // Need following line for Firefox
+                            node[setAttribute](att, value);
+                            break;
+                    }
+                }
+            }
+            
+            tuneText(o, params);
+            if (rotxy) {
+                o.rotate(rotxy.join(S));
+            } else {
+                toFloat(rot) && o.rotate(rot, true);
+            }
+        };
+        var leading = 1.2,
+        tuneText = function (el, params) {
+            if (el.type != "text" || !(params[has]("text") || params[has]("font") || params[has]("font-size") || params[has]("x") || params[has]("y"))) {
+                return;
+            }
+            var a = el.attrs,
+                node = el.node,
+                fontSize = node.firstChild ? toInt(doc.defaultView.getComputedStyle(node.firstChild, E).getPropertyValue("font-size"), 10) : 10;
+ 
+            if (params[has]("text")) {
+                a.text = params.text;
+                while (node.firstChild) {
+                    node.removeChild(node.firstChild);
+                }
+                var texts = (params.text + E)[split]("\n");
+                for (var i = 0, ii = texts[length]; i < ii; i++) if (texts[i]) {
+                    var tspan = $("tspan");
+                    i && $(tspan, {dy: fontSize * leading, x: a.x});
+                    tspan[appendChild](doc.createTextNode(texts[i]));
+                    node[appendChild](tspan);
+                }
+            } else {
+                texts = node.getElementsByTagName("tspan");
+                for (i = 0, ii = texts[length]; i < ii; i++) {
+                    i && $(texts[i], {dy: fontSize * leading, x: a.x});
+                }
+            }
+            $(node, {y: a.y});
+            var bb = el.getBBox(),
+                dif = a.y - (bb.y + bb.height / 2);
+            dif && isFinite(dif) && $(node, {y: a.y + dif});
+        },
+        Element = function (node, svg) {
+            var X = 0,
+                Y = 0;
+            this[0] = node;
+            this.id = R._oid++;
+            this.node = node;
+            node.raphael = this;
+            this.paper = svg;
+            this.attrs = this.attrs || {};
+            this.transformations = []; // rotate, translate, scale
+            this._ = {
+                tx: 0,
+                ty: 0,
+                rt: {deg: 0, cx: 0, cy: 0},
+                sx: 1,
+                sy: 1
+            };
+            !svg.bottom && (svg.bottom = this);
+            this.prev = svg.top;
+            svg.top && (svg.top.next = this);
+            svg.top = this;
+            this.next = null;
+        };
+        Element[proto].rotate = function (deg, cx, cy) {
+            if (this.removed) {
+                return this;
+            }
+            if (deg == null) {
+                if (this._.rt.cx) {
+                    return [this._.rt.deg, this._.rt.cx, this._.rt.cy][join](S);
+                }
+                return this._.rt.deg;
+            }
+            var bbox = this.getBBox();
+            deg = (deg + E)[split](separator);
+            if (deg[length] - 1) {
+                cx = toFloat(deg[1]);
+                cy = toFloat(deg[2]);
+            }
+            deg = toFloat(deg[0]);
+            if (cx != null) {
+                this._.rt.deg = deg;
+            } else {
+                this._.rt.deg += deg;
+            }
+            (cy == null) && (cx = null);
+            this._.rt.cx = cx;
+            this._.rt.cy = cy;
+            cx = cx == null ? bbox.x + bbox.width / 2 : cx;
+            cy = cy == null ? bbox.y + bbox.height / 2 : cy;
+            if (this._.rt.deg) {
+                this.transformations[0] = R.format("rotate({0} {1} {2})", this._.rt.deg, cx, cy);
+                this.clip && $(this.clip, {transform: R.format("rotate({0} {1} {2})", -this._.rt.deg, cx, cy)});
+            } else {
+                this.transformations[0] = E;
+                this.clip && $(this.clip, {transform: E});
+            }
+            $(this.node, {transform: this.transformations[join](S)});
+            return this;
+        };
+        Element[proto].hide = function () {
+            !this.removed && (this.node.style.display = "none");
+            return this;
+        };
+        Element[proto].show = function () {
+            !this.removed && (this.node.style.display = "");
+            return this;
+        };
+        Element[proto].remove = function () {
+            if (this.removed) {
+                return;
+            }
+            tear(this, this.paper);
+            this.node.parentNode.removeChild(this.node);
+            for (var i in this) {
+                delete this[i];
+            }
+            this.removed = true;
+        };
+        Element[proto].getBBox = function () {
+            if (this.removed) {
+                return this;
+            }
+            if (this.type == "path") {
+                return pathDimensions(this.attrs.path);
+            }
+            if (this.node.style.display == "none") {
+                this.show();
+                var hide = true;
+            }
+            var bbox = {};
+            try {
+                bbox = this.node.getBBox();
+            } catch(e) {
+                // Firefox 3.0.x plays badly here
+            } finally {
+                bbox = bbox || {};
+            }
+            if (this.type == "text") {
+                bbox = {x: bbox.x, y: Infinity, width: 0, height: 0};
+                for (var i = 0, ii = this.node.getNumberOfChars(); i < ii; i++) {
+                    var bb = this.node.getExtentOfChar(i);
+                    (bb.y < bbox.y) && (bbox.y = bb.y);
+                    (bb.y + bb.height - bbox.y > bbox.height) && (bbox.height = bb.y + bb.height - bbox.y);
+                    (bb.x + bb.width - bbox.x > bbox.width) && (bbox.width = bb.x + bb.width - bbox.x);
+                }
+            }
+            hide && this.hide();
+            return bbox;
+        };
+        Element[proto].attr = function (name, value) {
+            if (this.removed) {
+                return this;
+            }
+            if (name == null) {
+                var res = {};
+                for (var i in this.attrs) if (this.attrs[has](i)) {
+                    res[i] = this.attrs[i];
+                }
+                this._.rt.deg && (res.rotation = this.rotate());
+                (this._.sx != 1 || this._.sy != 1) && (res.scale = this.scale());
+                res.gradient && res.fill == "none" && (res.fill = res.gradient) && delete res.gradient;
+                return res;
+            }
+            if (value == null && R.is(name, string)) {
+                if (name == "translation") {
+                    return translate.call(this);
+                }
+                if (name == "rotation") {
+                    return this.rotate();
+                }
+                if (name == "scale") {
+                    return this.scale();
+                }
+                if (name == fillString && this.attrs.fill == "none" && this.attrs.gradient) {
+                    return this.attrs.gradient;
+                }
+                return this.attrs[name];
+            }
+            if (value == null && R.is(name, array)) {
+                var values = {};
+                for (var j = 0, jj = name.length; j < jj; j++) {
+                    values[name[j]] = this.attr(name[j]);
+                }
+                return values;
+            }
+            if (value != null) {
+                var params = {};
+                params[name] = value;
+                setFillAndStroke(this, params);
+            } else if (name != null && R.is(name, "object")) {
+                setFillAndStroke(this, name);
+            }
+            return this;
+        };
+        Element[proto].toFront = function () {
+            if (this.removed) {
+                return this;
+            }
+            this.node.parentNode[appendChild](this.node);
+            var svg = this.paper;
+            svg.top != this && tofront(this, svg);
+            return this;
+        };
+        Element[proto].toBack = function () {
+            if (this.removed) {
+                return this;
+            }
+            if (this.node.parentNode.firstChild != this.node) {
+                this.node.parentNode.insertBefore(this.node, this.node.parentNode.firstChild);
+                toback(this, this.paper);
+                var svg = this.paper;
+            }
+            return this;
+        };
+        Element[proto].insertAfter = function (element) {
+            if (this.removed) {
+                return this;
+            }
+            var node = element.node;
+            if (node.nextSibling) {
+                node.parentNode.insertBefore(this.node, node.nextSibling);
+            } else {
+                node.parentNode[appendChild](this.node);
+            }
+            insertafter(this, element, this.paper);
+            return this;
+        };
+        Element[proto].insertBefore = function (element) {
+            if (this.removed) {
+                return this;
+            }
+            var node = element.node;
+            node.parentNode.insertBefore(this.node, node);
+            insertbefore(this, element, this.paper);
+            return this;
+        };
+        Element[proto].blur = function (size) {
+            // Experimental. No Safari support. Use it on your own risk.
+            var t = this;
+            if (+size !== 0) {
+                var fltr = $("filter"),
+                    blur = $("feGaussianBlur");
+                t.attrs.blur = size;
+                fltr.id = "r" + (R._id++)[toString](36);
+                $(blur, {stdDeviation: +size || 1.5});
+                fltr.appendChild(blur);
+                t.paper.defs.appendChild(fltr);
+                t._blur = fltr;
+                $(t.node, {filter: "url(#" + fltr.id + ")"});
+            } else {
+                if (t._blur) {
+                    t._blur.parentNode.removeChild(t._blur);
+                    delete t._blur;
+                    delete t.attrs.blur;
+                }
+                t.node.removeAttribute("filter");
+            }
+        };
+        var theCircle = function (svg, x, y, r) {
+            x = round(x);
+            y = round(y);
+            var el = $("circle");
+            svg.canvas && svg.canvas[appendChild](el);
+            var res = new Element(el, svg);
+            res.attrs = {cx: x, cy: y, r: r, fill: "none", stroke: "#000"};
+            res.type = "circle";
+            $(el, res.attrs);
+            return res;
+        };
+        var theRect = function (svg, x, y, w, h, r) {
+            x = round(x);
+            y = round(y);
+            var el = $("rect");
+            svg.canvas && svg.canvas[appendChild](el);
+            var res = new Element(el, svg);
+            res.attrs = {x: x, y: y, width: w, height: h, r: r || 0, rx: r || 0, ry: r || 0, fill: "none", stroke: "#000"};
+            res.type = "rect";
+            $(el, res.attrs);
+            return res;
+        };
+        var theEllipse = function (svg, x, y, rx, ry) {
+            x = round(x);
+            y = round(y);
+            var el = $("ellipse");
+            svg.canvas && svg.canvas[appendChild](el);
+            var res = new Element(el, svg);
+            res.attrs = {cx: x, cy: y, rx: rx, ry: ry, fill: "none", stroke: "#000"};
+            res.type = "ellipse";
+            $(el, res.attrs);
+            return res;
+        };
+        var theImage = function (svg, src, x, y, w, h) {
+            var el = $("image");
+            $(el, {x: x, y: y, width: w, height: h, preserveAspectRatio: "none"});
+            el.setAttributeNS(svg.xlink, "href", src);
+            svg.canvas && svg.canvas[appendChild](el);
+            var res = new Element(el, svg);
+            res.attrs = {x: x, y: y, width: w, height: h, src: src};
+            res.type = "image";
+            return res;
+        };
+        var theText = function (svg, x, y, text) {
+            var el = $("text");
+            $(el, {x: x, y: y, "text-anchor": "middle"});
+            svg.canvas && svg.canvas[appendChild](el);
+            var res = new Element(el, svg);
+            res.attrs = {x: x, y: y, "text-anchor": "middle", text: text, font: availableAttrs.font, stroke: "none", fill: "#000"};
+            res.type = "text";
+            setFillAndStroke(res, res.attrs);
+            return res;
+        };
+        var setSize = function (width, height) {
+            this.width = width || this.width;
+            this.height = height || this.height;
+            this.canvas[setAttribute]("width", this.width);
+            this.canvas[setAttribute]("height", this.height);
+            return this;
+        };
+        var create = function () {
+            var con = getContainer[apply](0, arguments),
+                container = con && con.container,
+                x = con.x,
+                y = con.y,
+                width = con.width,
+                height = con.height;
+            if (!container) {
+                throw new Error("SVG container not found.");
+            }
+            var cnvs = $("svg");
+            x = x || 0;
+            y = y || 0;
+            width = width || 512;
+            height = height || 342;
+            $(cnvs, {
+                xmlns: "http://www.w3.org/2000/svg",
+                version: 1.1,
+                width: width,
+                height: height
+            });
+            if (container == 1) {
+                cnvs.style.cssText = "position:absolute;left:" + x + "px;top:" + y + "px";
+                doc.body[appendChild](cnvs);
+            } else {
+                if (container.firstChild) {
+                    container.insertBefore(cnvs, container.firstChild);
+                } else {
+                    container[appendChild](cnvs);
+                }
+            }
+            container = new Paper;
+            container.width = width;
+            container.height = height;
+            container.canvas = cnvs;
+            plugins.call(container, container, R.fn);
+            container.clear();
+            return container;
+        };
+        Paper[proto].clear = function () {
+            var c = this.canvas;
+            while (c.firstChild) {
+                c.removeChild(c.firstChild);
+            }
+            this.bottom = this.top = null;
+            (this.desc = $("desc"))[appendChild](doc.createTextNode("Created with Rapha\xebl"));
+            c[appendChild](this.desc);
+            c[appendChild](this.defs = $("defs"));
+        };
+        Paper[proto].remove = function () {
+            this.canvas.parentNode && this.canvas.parentNode.removeChild(this.canvas);
+            for (var i in this) {
+                this[i] = removed(i);
+            }
+        };
+    }
+
+    // VML
+    if (R.vml) {
+        var map = {M: "m", L: "l", C: "c", Z: "x", m: "t", l: "r", c: "v", z: "x"},
+            bites = /([clmz]),?([^clmz]*)/gi,
+            val = /-?[^,\s-]+/g,
+            coordsize = 1e3 + S + 1e3,
+            zoom = 10,
+            pathlike = {path: 1, rect: 1},
+            path2vml = function (path) {
+                var total =  /[ahqstv]/ig,
+                    command = pathToAbsolute;
+                (path + E).match(total) && (command = path2curve);
+                total = /[clmz]/g;
+                if (command == pathToAbsolute && !(path + E).match(total)) {
+                    var res = (path + E)[rp](bites, function (all, command, args) {
+                        var vals = [],
+                            isMove = lowerCase.call(command) == "m",
+                            res = map[command];
+                        args[rp](val, function (value) {
+                            if (isMove && vals[length] == 2) {
+                                res += vals + map[command == "m" ? "l" : "L"];
+                                vals = [];
+                            }
+                            vals[push](round(value * zoom));
+                        });
+                        return res + vals;
+                    });
+                    return res;
+                }
+                var pa = command(path), p, r;
+                res = [];
+                for (var i = 0, ii = pa[length]; i < ii; i++) {
+                    p = pa[i];
+                    r = lowerCase.call(pa[i][0]);
+                    r == "z" && (r = "x");
+                    for (var j = 1, jj = p[length]; j < jj; j++) {
+                        r += round(p[j] * zoom) + (j != jj - 1 ? "," : E);
+                    }
+                    res[push](r);
+                }
+                return res[join](S);
+            };
+        
+        R[toString] = function () {
+            return  "Your browser doesn\u2019t support SVG. Falling down to VML.\nYou are running Rapha\xebl " + this.version;
+        };
+        thePath = function (pathString, vml) {
+            var g = createNode("group");
+            g.style.cssText = "position:absolute;left:0;top:0;width:" + vml.width + "px;height:" + vml.height + "px";
+            g.coordsize = vml.coordsize;
+            g.coordorigin = vml.coordorigin;
+            var el = createNode("shape"), ol = el.style;
+            ol.width = vml.width + "px";
+            ol.height = vml.height + "px";
+            el.coordsize = coordsize;
+            el.coordorigin = vml.coordorigin;
+            g[appendChild](el);
+            var p = new Element(el, g, vml),
+                attr = {fill: "none", stroke: "#000"};
+            pathString && (attr.path = pathString);
+            p.isAbsolute = true;
+            p.type = "path";
+            p.path = [];
+            p.Path = E;
+            setFillAndStroke(p, attr);
+            vml.canvas[appendChild](g);
+            return p;
+        };
+        setFillAndStroke = function (o, params) {
+            o.attrs = o.attrs || {};
+            var node = o.node,
+                a = o.attrs,
+                s = node.style,
+                xy,
+                newpath = (params.x != a.x || params.y != a.y || params.width != a.width || params.height != a.height || params.r != a.r) && o.type == "rect",
+                res = o;
+            
+            for (var par in params) if (params[has](par)) {
+                a[par] = params[par];
+            }
+            if (newpath) {
+                a.path = rectPath(a.x, a.y, a.width, a.height, a.r);
+                o.X = a.x;
+                o.Y = a.y;
+                o.W = a.width;
+                o.H = a.height;
+            }
+            params.href && (node.href = params.href);
+            params.title && (node.title = params.title);
+            params.target && (node.target = params.target);
+            params.cursor && (s.cursor = params.cursor);
+            "blur" in params && o.blur(params.blur);
+            if (params.path && o.type == "path" || newpath) {
+                    node.path = path2vml(a.path);
+            }
+            if (params.rotation != null) {
+                o.rotate(params.rotation, true);
+            }
+            if (params.translation) {
+                xy = (params.translation + E)[split](separator);
+                translate.call(o, xy[0], xy[1]);
+                if (o._.rt.cx != null) {
+                    o._.rt.cx +=+ xy[0];
+                    o._.rt.cy +=+ xy[1];
+                    o.setBox(o.attrs, xy[0], xy[1]);
+                }
+            }
+            if (params.scale) {
+                xy = (params.scale + E)[split](separator);
+                o.scale(+xy[0] || 1, +xy[1] || +xy[0] || 1, +xy[2] || null, +xy[3] || null);
+            }
+            if ("clip-rect" in params) {
+                var rect = (params["clip-rect"] + E)[split](separator);
+                if (rect[length] == 4) {
+                    rect[2] = +rect[2] + (+rect[0]);
+                    rect[3] = +rect[3] + (+rect[1]);
+                    var div = node.clipRect || doc.createElement("div"),
+                        dstyle = div.style,
+                        group = node.parentNode;
+                    dstyle.clip = R.format("rect({1}px {2}px {3}px {0}px)", rect);
+                    if (!node.clipRect) {
+                        dstyle.position = "absolute";
+                        dstyle.top = 0;
+                        dstyle.left = 0;
+                        dstyle.width = o.paper.width + "px";
+                        dstyle.height = o.paper.height + "px";
+                        group.parentNode.insertBefore(div, group);
+                        div[appendChild](group);
+                        node.clipRect = div;
+                    }
+                }
+                if (!params["clip-rect"]) {
+                    node.clipRect && (node.clipRect.style.clip = E);
+                }
+            }
+            if (o.type == "image" && params.src) {
+                node.src = params.src;
+            }
+            if (o.type == "image" && params.opacity) {
+                node.filterOpacity = ms + ".Alpha(opacity=" + (params.opacity * 100) + ")";
+                s.filter = (node.filterMatrix || E) + (node.filterOpacity || E);
+            }
+            params.font && (s.font = params.font);
+            params["font-family"] && (s.fontFamily = '"' + params["font-family"][split](",")[0][rp](/^['"]+|['"]+$/g, E) + '"');
+            params["font-size"] && (s.fontSize = params["font-size"]);
+            params["font-weight"] && (s.fontWeight = params["font-weight"]);
+            params["font-style"] && (s.fontStyle = params["font-style"]);
+            if (params.opacity != null || 
+                params["stroke-width"] != null ||
+                params.fill != null ||
+                params.stroke != null ||
+                params["stroke-width"] != null ||
+                params["stroke-opacity"] != null ||
+                params["fill-opacity"] != null ||
+                params["stroke-dasharray"] != null ||
+                params["stroke-miterlimit"] != null ||
+                params["stroke-linejoin"] != null ||
+                params["stroke-linecap"] != null) {
+                node = o.shape || node;
+                var fill = (node.getElementsByTagName(fillString) && node.getElementsByTagName(fillString)[0]),
+                    newfill = false;
+                !fill && (newfill = fill = createNode(fillString));
+                if ("fill-opacity" in params || "opacity" in params) {
+                    var opacity = ((+a["fill-opacity"] + 1 || 2) - 1) * ((+a.opacity + 1 || 2) - 1) * ((+R.getRGB(params.fill).o + 1 || 2) - 1);
+                    opacity < 0 && (opacity = 0);
+                    opacity > 1 && (opacity = 1);
+                    fill.opacity = opacity;
+                }
+                params.fill && (fill.on = true);
+                if (fill.on == null || params.fill == "none") {
+                    fill.on = false;
+                }
+                if (fill.on && params.fill) {
+                    var isURL = params.fill.match(ISURL);
+                    if (isURL) {
+                        fill.src = isURL[1];
+                        fill.type = "tile";
+                    } else {
+                        fill.color = R.getRGB(params.fill).hex;
+                        fill.src = E;
+                        fill.type = "solid";
+                        if (R.getRGB(params.fill).error && (res.type in {circle: 1, ellipse: 1} || (params.fill + E).charAt() != "r") && addGradientFill(res, params.fill)) {
+                            a.fill = "none";
+                            a.gradient = params.fill;
+                        }
+                    }
+                }
+                newfill && node[appendChild](fill);
+                var stroke = (node.getElementsByTagName("stroke") && node.getElementsByTagName("stroke")[0]),
+                newstroke = false;
+                !stroke && (newstroke = stroke = createNode("stroke"));
+                if ((params.stroke && params.stroke != "none") ||
+                    params["stroke-width"] ||
+                    params["stroke-opacity"] != null ||
+                    params["stroke-dasharray"] ||
+                    params["stroke-miterlimit"] ||
+                    params["stroke-linejoin"] ||
+                    params["stroke-linecap"]) {
+                    stroke.on = true;
+                }
+                (params.stroke == "none" || stroke.on == null || params.stroke == 0 || params["stroke-width"] == 0) && (stroke.on = false);
+                var strokeColor = R.getRGB(params.stroke);
+                stroke.on && params.stroke && (stroke.color = strokeColor.hex);
+                opacity = ((+a["stroke-opacity"] + 1 || 2) - 1) * ((+a.opacity + 1 || 2) - 1) * ((+strokeColor.o + 1 || 2) - 1);
+                var width = (toFloat(params["stroke-width"]) || 1) * .75;
+                opacity < 0 && (opacity = 0);
+                opacity > 1 && (opacity = 1);
+                params["stroke-width"] == null && (width = a["stroke-width"]);
+                params["stroke-width"] && (stroke.weight = width);
+                width && width < 1 && (opacity *= width) && (stroke.weight = 1);
+                stroke.opacity = opacity;
+                
+                params["stroke-linejoin"] && (stroke.joinstyle = params["stroke-linejoin"] || "miter");
+                stroke.miterlimit = params["stroke-miterlimit"] || 8;
+                params["stroke-linecap"] && (stroke.endcap = params["stroke-linecap"] == "butt" ? "flat" : params["stroke-linecap"] == "square" ? "square" : "round");
+                if (params["stroke-dasharray"]) {
+                    var dasharray = {
+                        "-": "shortdash",
+                        ".": "shortdot",
+                        "-.": "shortdashdot",
+                        "-..": "shortdashdotdot",
+                        ". ": "dot",
+                        "- ": "dash",
+                        "--": "longdash",
+                        "- .": "dashdot",
+                        "--.": "longdashdot",
+                        "--..": "longdashdotdot"
+                    };
+                    stroke.dashstyle = dasharray[has](params["stroke-dasharray"]) ? dasharray[params["stroke-dasharray"]] : E;
+                }
+                newstroke && node[appendChild](stroke);
+            }
+            if (res.type == "text") {
+                s = res.paper.span.style;
+                a.font && (s.font = a.font);
+                a["font-family"] && (s.fontFamily = a["font-family"]);
+                a["font-size"] && (s.fontSize = a["font-size"]);
+                a["font-weight"] && (s.fontWeight = a["font-weight"]);
+                a["font-style"] && (s.fontStyle = a["font-style"]);
+                res.node.string && (res.paper.span.innerHTML = (res.node.string + E)[rp](/</g, "&#60;")[rp](/&/g, "&#38;")[rp](/\n/g, "<br>"));
+                res.W = a.w = res.paper.span.offsetWidth;
+                res.H = a.h = res.paper.span.offsetHeight;
+                res.X = a.x;
+                res.Y = a.y + round(res.H / 2);
+ 
+                // text-anchor emulationm
+                switch (a["text-anchor"]) {
+                    case "start":
+                        res.node.style["v-text-align"] = "left";
+                        res.bbx = round(res.W / 2);
+                    break;
+                    case "end":
+                        res.node.style["v-text-align"] = "right";
+                        res.bbx = -round(res.W / 2);
+                    break;
+                    default:
+                        res.node.style["v-text-align"] = "center";
+                    break;
+                }
+            }
+        };
+        addGradientFill = function (o, gradient) {
+            o.attrs = o.attrs || {};
+            var attrs = o.attrs,
+                fill,
+                type = "linear",
+                fxfy = ".5 .5";
+            o.attrs.gradient = gradient;
+            gradient = (gradient + E)[rp](radial_gradient, function (all, fx, fy) {
+                type = "radial";
+                if (fx && fy) {
+                    fx = toFloat(fx);
+                    fy = toFloat(fy);
+                    pow(fx - .5, 2) + pow(fy - .5, 2) > .25 && (fy = math.sqrt(.25 - pow(fx - .5, 2)) * ((fy > .5) * 2 - 1) + .5);
+                    fxfy = fx + S + fy;
+                }
+                return E;
+            });
+            gradient = gradient[split](/\s*\-\s*/);
+            if (type == "linear") {
+                var angle = gradient.shift();
+                angle = -toFloat(angle);
+                if (isNaN(angle)) {
+                    return null;
+                }
+            }
+            var dots = parseDots(gradient);
+            if (!dots) {
+                return null;
+            }
+            o = o.shape || o.node;
+            fill = o.getElementsByTagName(fillString)[0] || createNode(fillString);
+            !fill.parentNode && o.appendChild(fill);
+            if (dots[length]) {
+                fill.on = true;
+                fill.method = "none";
+                fill.color = dots[0].color;
+                fill.color2 = dots[dots[length] - 1].color;
+                var clrs = [];
+                for (var i = 0, ii = dots[length]; i < ii; i++) {
+                    dots[i].offset && clrs[push](dots[i].offset + S + dots[i].color);
+                }
+                fill.colors && (fill.colors.value = clrs[length] ? clrs[join]() : "0% " + fill.color);
+                if (type == "radial") {
+                    fill.type = "gradientradial";
+                    fill.focus = "100%";
+                    fill.focussize = fxfy;
+                    fill.focusposition = fxfy;
+                } else {
+                    fill.type = "gradient";
+                    fill.angle = (270 - angle) % 360;
+                }
+            }
+            return 1;
+        };
+        Element = function (node, group, vml) {
+            var Rotation = 0,
+                RotX = 0,
+                RotY = 0,
+                Scale = 1;
+            this[0] = node;
+            this.id = R._oid++;
+            this.node = node;
+            node.raphael = this;
+            this.X = 0;
+            this.Y = 0;
+            this.attrs = {};
+            this.Group = group;
+            this.paper = vml;
+            this._ = {
+                tx: 0,
+                ty: 0,
+                rt: {deg:0},
+                sx: 1,
+                sy: 1
+            };
+            !vml.bottom && (vml.bottom = this);
+            this.prev = vml.top;
+            vml.top && (vml.top.next = this);
+            vml.top = this;
+            this.next = null;
+        };
+        Element[proto].rotate = function (deg, cx, cy) {
+            if (this.removed) {
+                return this;
+            }
+            if (deg == null) {
+                if (this._.rt.cx) {
+                    return [this._.rt.deg, this._.rt.cx, this._.rt.cy][join](S);
+                }
+                return this._.rt.deg;
+            }
+            deg = (deg + E)[split](separator);
+            if (deg[length] - 1) {
+                cx = toFloat(deg[1]);
+                cy = toFloat(deg[2]);
+            }
+            deg = toFloat(deg[0]);
+            if (cx != null) {
+                this._.rt.deg = deg;
+            } else {
+                this._.rt.deg += deg;
+            }
+            cy == null && (cx = null);
+            this._.rt.cx = cx;
+            this._.rt.cy = cy;
+            this.setBox(this.attrs, cx, cy);
+            this.Group.style.rotation = this._.rt.deg;
+            // gradient fix for rotation. TODO
+            // var fill = (this.shape || this.node).getElementsByTagName(fillString);
+            // fill = fill[0] || {};
+            // var b = ((360 - this._.rt.deg) - 270) % 360;
+            // !R.is(fill.angle, "undefined") && (fill.angle = b);
+            return this;
+        };
+        Element[proto].setBox = function (params, cx, cy) {
+            if (this.removed) {
+                return this;
+            }
+            var gs = this.Group.style,
+                os = (this.shape && this.shape.style) || this.node.style;
+            params = params || {};
+            for (var i in params) if (params[has](i)) {
+                this.attrs[i] = params[i];
+            }
+            cx = cx || this._.rt.cx;
+            cy = cy || this._.rt.cy;
+            var attr = this.attrs,
+                x,
+                y,
+                w,
+                h;
+            switch (this.type) {
+                case "circle":
+                    x = attr.cx - attr.r;
+                    y = attr.cy - attr.r;
+                    w = h = attr.r * 2;
+                    break;
+                case "ellipse":
+                    x = attr.cx - attr.rx;
+                    y = attr.cy - attr.ry;
+                    w = attr.rx * 2;
+                    h = attr.ry * 2;
+                    break;
+                case "image":
+                    x = +attr.x;
+                    y = +attr.y;
+                    w = attr.width || 0;
+                    h = attr.height || 0;
+                    break;
+                case "text":
+                    this.textpath.v = ["m", round(attr.x), ", ", round(attr.y - 2), "l", round(attr.x) + 1, ", ", round(attr.y - 2)][join](E);
+                    x = attr.x - round(this.W / 2);
+                    y = attr.y - this.H / 2;
+                    w = this.W;
+                    h = this.H;
+                    break;
+                case "rect":
+                case "path":
+                    if (!this.attrs.path) {
+                        x = 0;
+                        y = 0;
+                        w = this.paper.width;
+                        h = this.paper.height;
+                    } else {
+                        var dim = pathDimensions(this.attrs.path);
+                        x = dim.x;
+                        y = dim.y;
+                        w = dim.width;
+                        h = dim.height;
+                    }
+                    break;
+                default:
+                    x = 0;
+                    y = 0;
+                    w = this.paper.width;
+                    h = this.paper.height;
+                    break;
+            }
+            cx = (cx == null) ? x + w / 2 : cx;
+            cy = (cy == null) ? y + h / 2 : cy;
+            var left = cx - this.paper.width / 2,
+                top = cy - this.paper.height / 2, t;
+            gs.left != (t = left + "px") && (gs.left = t);
+            gs.top != (t = top + "px") && (gs.top = t);
+            this.X = pathlike[has](this.type) ? -left : x;
+            this.Y = pathlike[has](this.type) ? -top : y;
+            this.W = w;
+            this.H = h;
+            if (pathlike[has](this.type)) {
+                os.left != (t = -left * zoom + "px") && (os.left = t);
+                os.top != (t = -top * zoom + "px") && (os.top = t);
+            } else if (this.type == "text") {
+                os.left != (t = -left + "px") && (os.left = t);
+                os.top != (t = -top + "px") && (os.top = t);
+            } else {
+                gs.width != (t = this.paper.width + "px") && (gs.width = t);
+                gs.height != (t = this.paper.height + "px") && (gs.height = t);
+                os.left != (t = x - left + "px") && (os.left = t);
+                os.top != (t = y - top + "px") && (os.top = t);
+                os.width != (t = w + "px") && (os.width = t);
+                os.height != (t = h + "px") && (os.height = t);
+            }
+        };
+        Element[proto].hide = function () {
+            !this.removed && (this.Group.style.display = "none");
+            return this;
+        };
+        Element[proto].show = function () {
+            !this.removed && (this.Group.style.display = "block");
+            return this;
+        };
+        Element[proto].getBBox = function () {
+            if (this.removed) {
+                return this;
+            }
+            if (pathlike[has](this.type)) {
+                return pathDimensions(this.attrs.path);
+            }
+            return {
+                x: this.X + (this.bbx || 0),
+                y: this.Y,
+                width: this.W,
+                height: this.H
+            };
+        };
+        Element[proto].remove = function () {
+            if (this.removed) {
+                return;
+            }
+            tear(this, this.paper);
+            this.node.parentNode.removeChild(this.node);
+            this.Group.parentNode.removeChild(this.Group);
+            this.shape && this.shape.parentNode.removeChild(this.shape);
+            for (var i in this) {
+                delete this[i];
+            }
+            this.removed = true;
+        };
+        Element[proto].attr = function (name, value) {
+            if (this.removed) {
+                return this;
+            }
+            if (name == null) {
+                var res = {};
+                for (var i in this.attrs) if (this.attrs[has](i)) {
+                    res[i] = this.attrs[i];
+                }
+                this._.rt.deg && (res.rotation = this.rotate());
+                (this._.sx != 1 || this._.sy != 1) && (res.scale = this.scale());
+                res.gradient && res.fill == "none" && (res.fill = res.gradient) && delete res.gradient;
+                return res;
+            }
+            if (value == null && R.is(name, string)) {
+                if (name == "translation") {
+                    return translate.call(this);
+                }
+                if (name == "rotation") {
+                    return this.rotate();
+                }
+                if (name == "scale") {
+                    return this.scale();
+                }
+                if (name == fillString && this.attrs.fill == "none" && this.attrs.gradient) {
+                    return this.attrs.gradient;
+                }
+                return this.attrs[name];
+            }
+            if (this.attrs && value == null && R.is(name, array)) {
+                var ii, values = {};
+                for (i = 0, ii = name[length]; i < ii; i++) {
+                    values[name[i]] = this.attr(name[i]);
+                }
+                return values;
+            }
+            var params;
+            if (value != null) {
+                params = {};
+                params[name] = value;
+            }
+            value == null && R.is(name, "object") && (params = name);
+            if (params) {
+                if (params.text && this.type == "text") {
+                    this.node.string = params.text;
+                }
+                setFillAndStroke(this, params);
+                if (params.gradient && (({circle: 1, ellipse: 1})[has](this.type) || (params.gradient + E).charAt() != "r")) {
+                    addGradientFill(this, params.gradient);
+                }
+                (!pathlike[has](this.type) || this._.rt.deg) && this.setBox(this.attrs);
+            }
+            return this;
+        };
+        Element[proto].toFront = function () {
+            !this.removed && this.Group.parentNode[appendChild](this.Group);
+            this.paper.top != this && tofront(this, this.paper);
+            return this;
+        };
+        Element[proto].toBack = function () {
+            if (this.removed) {
+                return this;
+            }
+            if (this.Group.parentNode.firstChild != this.Group) {
+                this.Group.parentNode.insertBefore(this.Group, this.Group.parentNode.firstChild);
+                toback(this, this.paper);
+            }
+            return this;
+        };
+        Element[proto].insertAfter = function (element) {
+            if (this.removed) {
+                return this;
+            }
+            if (element.Group.nextSibling) {
+                element.Group.parentNode.insertBefore(this.Group, element.Group.nextSibling);
+            } else {
+                element.Group.parentNode[appendChild](this.Group);
+            }
+            insertafter(this, element, this.paper);
+            return this;
+        };
+        Element[proto].insertBefore = function (element) {
+            if (this.removed) {
+                return this;
+            }
+            element.Group.parentNode.insertBefore(this.Group, element.Group);
+            insertbefore(this, element, this.paper);
+            return this;
+        };
+        var blurregexp = / progid:\S+Blur\([^\)]+\)/g;
+        Element[proto].blur = function (size) {
+            var s = this.node.style,
+                f = s.filter;
+            f = f.replace(blurregexp, "");
+            if (+size !== 0) {
+                this.attrs.blur = size;
+                s.filter = f + ms + ".Blur(pixelradius=" + (+size || 1.5) + ")";
+                s.margin = Raphael.format("-{0}px 0 0 -{0}px", Math.round(+size || 1.5));
+            } else {
+                s.filter = f;
+                s.margin = 0;
+                delete this.attrs.blur;
+            }
+        };
+ 
+        theCircle = function (vml, x, y, r) {
+            var g = createNode("group"),
+                o = createNode("oval"),
+                ol = o.style;
+            g.style.cssText = "position:absolute;left:0;top:0;width:" + vml.width + "px;height:" + vml.height + "px";
+            g.coordsize = coordsize;
+            g.coordorigin = vml.coordorigin;
+            g[appendChild](o);
+            var res = new Element(o, g, vml);
+            res.type = "circle";
+            setFillAndStroke(res, {stroke: "#000", fill: "none"});
+            res.attrs.cx = x;
+            res.attrs.cy = y;
+            res.attrs.r = r;
+            res.setBox({x: x - r, y: y - r, width: r * 2, height: r * 2});
+            vml.canvas[appendChild](g);
+            return res;
+        };
+        function rectPath(x, y, w, h, r) {
+            if (r) {
+                return R.format("M{0},{1}l{2},0a{3},{3},0,0,1,{3},{3}l0,{5}a{3},{3},0,0,1,{4},{3}l{6},0a{3},{3},0,0,1,{4},{4}l0,{7}a{3},{3},0,0,1,{3},{4}z", x + r, y, w - r * 2, r, -r, h - r * 2, r * 2 - w, r * 2 - h);
+            } else {
+                return R.format("M{0},{1}l{2},0,0,{3},{4},0z", x, y, w, h, -w);
+            }
+        }
+        theRect = function (vml, x, y, w, h, r) {
+            var path = rectPath(x, y, w, h, r),
+                res = vml.path(path),
+                a = res.attrs;
+            res.X = a.x = x;
+            res.Y = a.y = y;
+            res.W = a.width = w;
+            res.H = a.height = h;
+            a.r = r;
+            a.path = path;
+            res.type = "rect";
+            return res;
+        };
+        theEllipse = function (vml, x, y, rx, ry) {
+            var g = createNode("group"),
+                o = createNode("oval"),
+                ol = o.style;
+            g.style.cssText = "position:absolute;left:0;top:0;width:" + vml.width + "px;height:" + vml.height + "px";
+            g.coordsize = coordsize;
+            g.coordorigin = vml.coordorigin;
+            g[appendChild](o);
+            var res = new Element(o, g, vml);
+            res.type = "ellipse";
+            setFillAndStroke(res, {stroke: "#000"});
+            res.attrs.cx = x;
+            res.attrs.cy = y;
+            res.attrs.rx = rx;
+            res.attrs.ry = ry;
+            res.setBox({x: x - rx, y: y - ry, width: rx * 2, height: ry * 2});
+            vml.canvas[appendChild](g);
+            return res;
+        };
+        theImage = function (vml, src, x, y, w, h) {
+            var g = createNode("group"),
+                o = createNode("image"),
+                ol = o.style;
+            g.style.cssText = "position:absolute;left:0;top:0;width:" + vml.width + "px;height:" + vml.height + "px";
+            g.coordsize = coordsize;
+            g.coordorigin = vml.coordorigin;
+            o.src = src;
+            g[appendChild](o);
+            var res = new Element(o, g, vml);
+            res.type = "image";
+            res.attrs.src = src;
+            res.attrs.x = x;
+            res.attrs.y = y;
+            res.attrs.w = w;
+            res.attrs.h = h;
+            res.setBox({x: x, y: y, width: w, height: h});
+            vml.canvas[appendChild](g);
+            return res;
+        };
+        theText = function (vml, x, y, text) {
+            var g = createNode("group"),
+                el = createNode("shape"),
+                ol = el.style,
+                path = createNode("path"),
+                ps = path.style,
+                o = createNode("textpath");
+            g.style.cssText = "position:absolute;left:0;top:0;width:" + vml.width + "px;height:" + vml.height + "px";
+            g.coordsize = coordsize;
+            g.coordorigin = vml.coordorigin;
+            path.v = R.format("m{0},{1}l{2},{1}", round(x * 10), round(y * 10), round(x * 10) + 1);
+            path.textpathok = true;
+            ol.width = vml.width;
+            ol.height = vml.height;
+            o.string = text + E;
+            o.on = true;
+            el[appendChild](o);
+            el[appendChild](path);
+            g[appendChild](el);
+            var res = new Element(o, g, vml);
+            res.shape = el;
+            res.textpath = path;
+            res.type = "text";
+            res.attrs.text = text;
+            res.attrs.x = x;
+            res.attrs.y = y;
+            res.attrs.w = 1;
+            res.attrs.h = 1;
+            setFillAndStroke(res, {font: availableAttrs.font, stroke: "none", fill: "#000"});
+            res.setBox();
+            vml.canvas[appendChild](g);
+            return res;
+        };
+        setSize = function (width, height) {
+            var cs = this.canvas.style;
+            width == +width && (width += "px");
+            height == +height && (height += "px");
+            cs.width = width;
+            cs.height = height;
+            cs.clip = "rect(0 " + width + " " + height + " 0)";
+            return this;
+        };
+        var createNode;
+        doc.createStyleSheet().addRule(".rvml", "behavior:url(#default#VML)");
+        try {
+            !doc.namespaces.rvml && doc.namespaces.add("rvml", "urn:schemas-microsoft-com:vml");
+            createNode = function (tagName) {
+                return doc.createElement('<rvml:' + tagName + ' class="rvml">');
+            };
+        } catch (e) {
+            createNode = function (tagName) {
+                return doc.createElement('<' + tagName + ' xmlns="urn:schemas-microsoft.com:vml" class="rvml">');
+            };
+        }
+        create = function () {
+            var con = getContainer[apply](0, arguments),
+                container = con.container,
+                height = con.height,
+                s,
+                width = con.width,
+                x = con.x,
+                y = con.y;
+            if (!container) {
+                throw new Error("VML container not found.");
+            }
+            var res = new Paper,
+                c = res.canvas = doc.createElement("div"),
+                cs = c.style;
+            x = x || 0;
+            y = y || 0;
+            width = width || 512;
+            height = height || 342;
+            width == +width && (width += "px");
+            height == +height && (height += "px");
+            res.width = 1e3;
+            res.height = 1e3;
+            res.coordsize = zoom * 1e3 + S + zoom * 1e3;
+            res.coordorigin = "0 0";
+            res.span = doc.createElement("span");
+            res.span.style.cssText = "position:absolute;left:-9999em;top:-9999em;padding:0;margin:0;line-height:1;display:inline;";
+            c[appendChild](res.span);
+            cs.cssText = R.format("width:{0};height:{1};display:inline-block;position:relative;clip:rect(0 {0} {1} 0);overflow:hidden", width, height);
+            if (container == 1) {
+                doc.body[appendChild](c);
+                cs.left = x + "px";
+                cs.top = y + "px";
+                cs.position = "absolute";
+            } else {
+                if (container.firstChild) {
+                    container.insertBefore(c, container.firstChild);
+                } else {
+                    container[appendChild](c);
+                }
+            }
+            plugins.call(res, res, R.fn);
+            return res;
+        };
+        Paper[proto].clear = function () {
+            this.canvas.innerHTML = E;
+            this.span = doc.createElement("span");
+            this.span.style.cssText = "position:absolute;left:-9999em;top:-9999em;padding:0;margin:0;line-height:1;display:inline;";
+            this.canvas[appendChild](this.span);
+            this.bottom = this.top = null;
+        };
+        Paper[proto].remove = function () {
+            this.canvas.parentNode.removeChild(this.canvas);
+            for (var i in this) {
+                this[i] = removed(i);
+            }
+            return true;
+        };
+    }
+ 
+    // rest
+    // Safari or Chrome (WebKit) rendering bug workaround method
+    if ((/^Apple|^Google/).test(win.navigator.vendor) && (!(win.navigator.userAgent.indexOf("Version/4.0") + 1) || win.navigator.platform.slice(0, 2) == "iP")) {
+        Paper[proto].safari = function () {
+            var rect = this.rect(-99, -99, this.width + 99, this.height + 99);
+            win.setTimeout(function () {rect.remove();});
+        };
+    } else {
+        Paper[proto].safari = function () {};
+    }
+ 
+    // Events
+    var preventDefault = function () {
+        this.returnValue = false;
+    },
+    preventTouch = function () {
+        return this.originalEvent.preventDefault();
+    },
+    stopPropagation = function () {
+        this.cancelBubble = true;
+    },
+    stopTouch = function () {
+        return this.originalEvent.stopPropagation();
+    },
+    addEvent = (function () {
+        if (doc.addEventListener) {
+            return function (obj, type, fn, element) {
+                var realName = supportsTouch && touchMap[type] ? touchMap[type] : type;
+                var f = function (e) {
+                    if (supportsTouch && touchMap[has](type)) {
+                        for (var i = 0, ii = e.targetTouches && e.targetTouches.length; i < ii; i++) {
+                            if (e.targetTouches[i].target == obj) {
+                                var olde = e;
+                                e = e.targetTouches[i];
+                                e.originalEvent = olde;
+                                e.preventDefault = preventTouch;
+                                e.stopPropagation = stopTouch;
+                                break;
+                            }
+                        }
+                    }
+                    return fn.call(element, e);
+                };
+                obj.addEventListener(realName, f, false);
+                return function () {
+                    obj.removeEventListener(realName, f, false);
+                    return true;
+                };
+            };
+        } else if (doc.attachEvent) {
+            return function (obj, type, fn, element) {
+                var f = function (e) {
+                    e = e || win.event;
+                    e.preventDefault = e.preventDefault || preventDefault;
+                    e.stopPropagation = e.stopPropagation || stopPropagation;
+                    return fn.call(element, e);
+                };
+                obj.attachEvent("on" + type, f);
+                var detacher = function () {
+                    obj.detachEvent("on" + type, f);
+                    return true;
+                };
+                return detacher;
+            };
+        }
+    })();
+    for (var i = events[length]; i--;) {
+        (function (eventName) {
+            R[eventName] = Element[proto][eventName] = function (fn) {
+                if (R.is(fn, "function")) {
+                    this.events = this.events || [];
+                    this.events.push({name: eventName, f: fn, unbind: addEvent(this.shape || this.node || doc, eventName, fn, this)});
+                }
+                return this;
+            };
+            R["un" + eventName] = Element[proto]["un" + eventName] = function (fn) {
+                var events = this.events,
+                    l = events[length];
+                while (l--) if (events[l].name == eventName && events[l].f == fn) {
+                    events[l].unbind();
+                    events.splice(l, 1);
+                    !events.length && delete this.events;
+                    return this;
+                }
+                return this;
+            };
+        })(events[i]);
+    }
+    Element[proto].hover = function (f_in, f_out) {
+        return this.mouseover(f_in).mouseout(f_out);
+    };
+    Element[proto].unhover = function (f_in, f_out) {
+        return this.unmouseover(f_in).unmouseout(f_out);
+    };
+    Element[proto].drag = function (onmove, onstart, onend) {
+        this._drag = {};
+        var el = this.mousedown(function (e) {
+            (e.originalEvent ? e.originalEvent : e).preventDefault();
+            this._drag.x = e.clientX;
+            this._drag.y = e.clientY;
+            this._drag.id = e.identifier;
+            onstart && onstart.call(this, e.clientX, e.clientY);
+            Raphael.mousemove(move).mouseup(up);
+        }),
+            move = function (e) {
+                var x = e.clientX,
+                    y = e.clientY;
+                if (supportsTouch) {
+                    var i = e.touches.length,
+                        touch;
+                    while (i--) {
+                        touch = e.touches[i];
+                        if (touch.identifier == el._drag.id) {
+                            x = touch.clientX;
+                            y = touch.clientY;
+                            (e.originalEvent ? e.originalEvent : e).preventDefault();
+                            break;
+                        }
+                    }
+                } else {
+                    e.preventDefault();
+                }
+                onmove && onmove.call(el, x - el._drag.x, y - el._drag.y, x, y);
+            },
+            up = function () {
+                el._drag = {};
+                Raphael.unmousemove(move).unmouseup(up);
+                onend && onend.call(el);
+            };
+        return this;
+    };
+    Paper[proto].circle = function (x, y, r) {
+        return theCircle(this, x || 0, y || 0, r || 0);
+    };
+    Paper[proto].rect = function (x, y, w, h, r) {
+        return theRect(this, x || 0, y || 0, w || 0, h || 0, r || 0);
+    };
+    Paper[proto].ellipse = function (x, y, rx, ry) {
+        return theEllipse(this, x || 0, y || 0, rx || 0, ry || 0);
+    };
+    Paper[proto].path = function (pathString) {
+        pathString && !R.is(pathString, string) && !R.is(pathString[0], array) && (pathString += E);
+        return thePath(R.format[apply](R, arguments), this);
+    };
+    Paper[proto].image = function (src, x, y, w, h) {
+        return theImage(this, src || "about:blank", x || 0, y || 0, w || 0, h || 0);
+    };
+    Paper[proto].text = function (x, y, text) {
+        return theText(this, x || 0, y || 0, text || E);
+    };
+    Paper[proto].set = function (itemsArray) {
+        arguments[length] > 1 && (itemsArray = Array[proto].splice.call(arguments, 0, arguments[length]));
+        return new Set(itemsArray);
+    };
+    Paper[proto].setSize = setSize;
+    Paper[proto].top = Paper[proto].bottom = null;
+    Paper[proto].raphael = R;
+    function x_y() {
+        return this.x + S + this.y;
+    }
+    Element[proto].resetScale = function () {
+        if (this.removed) {
+            return this;
+        }
+        this._.sx = 1;
+        this._.sy = 1;
+        this.attrs.scale = "1 1";
+    };
+    Element[proto].scale = function (x, y, cx, cy) {
+        if (this.removed) {
+            return this;
+        }
+        if (x == null && y == null) {
+            return {
+                x: this._.sx,
+                y: this._.sy,
+                toString: x_y
+            };
+        }
+        y = y || x;
+        !+y && (y = x);
+        var dx,
+            dy,
+            dcx,
+            dcy,
+            a = this.attrs;
+        if (x != 0) {
+            var bb = this.getBBox(),
+                rcx = bb.x + bb.width / 2,
+                rcy = bb.y + bb.height / 2,
+                kx = x / this._.sx,
+                ky = y / this._.sy;
+            cx = (+cx || cx == 0) ? cx : rcx;
+            cy = (+cy || cy == 0) ? cy : rcy;
+            var dirx = ~~(x / math.abs(x)),
+                diry = ~~(y / math.abs(y)),
+                s = this.node.style,
+                ncx = cx + (rcx - cx) * kx,
+                ncy = cy + (rcy - cy) * ky;
+            switch (this.type) {
+                case "rect":
+                case "image":
+                    var neww = a.width * dirx * kx,
+                        newh = a.height * diry * ky;
+                    this.attr({
+                        height: newh,
+                        r: a.r * mmin(dirx * kx, diry * ky),
+                        width: neww,
+                        x: ncx - neww / 2,
+                        y: ncy - newh / 2
+                    });
+                    break;
+                case "circle":
+                case "ellipse":
+                    this.attr({
+                        rx: a.rx * dirx * kx,
+                        ry: a.ry * diry * ky,
+                        r: a.r * mmin(dirx * kx, diry * ky),
+                        cx: ncx,
+                        cy: ncy
+                    });
+                    break;
+                case "text":
+                    this.attr({
+                        x: ncx,
+                        y: ncy
+                    });
+                    break;
+                case "path":
+                    var path = pathToRelative(a.path),
+                        skip = true;
+                    for (var i = 0, ii = path[length]; i < ii; i++) {
+                        var p = path[i],
+                            P0 = upperCase.call(p[0]);
+                        if (P0 == "M" && skip) {
+                            continue;
+                        } else {
+                            skip = false;
+                        }
+                        if (P0 == "A") {
+                            p[path[i][length] - 2] *= kx;
+                            p[path[i][length] - 1] *= ky;
+                            p[1] *= dirx * kx;
+                            p[2] *= diry * ky;
+                            p[5] = +!(dirx + diry ? !+p[5] : +p[5]);
+                        } else if (P0 == "H") {
+                            for (var j = 1, jj = p[length]; j < jj; j++) {
+                                p[j] *= kx;
+                            }
+                        } else if (P0 == "V") {
+                            for (j = 1, jj = p[length]; j < jj; j++) {
+                                p[j] *= ky;
+                            }
+                         } else {
+                            for (j = 1, jj = p[length]; j < jj; j++) {
+                                p[j] *= (j % 2) ? kx : ky;
+                            }
+                        }
+                    }
+                    var dim2 = pathDimensions(path);
+                    dx = ncx - dim2.x - dim2.width / 2;
+                    dy = ncy - dim2.y - dim2.height / 2;
+                    path[0][1] += dx;
+                    path[0][2] += dy;
+                    this.attr({path: path});
+                break;
+            }
+            if (this.type in {text: 1, image:1} && (dirx != 1 || diry != 1)) {
+                if (this.transformations) {
+                    this.transformations[2] = "scale("[concat](dirx, ",", diry, ")");
+                    this.node[setAttribute]("transform", this.transformations[join](S));
+                    dx = (dirx == -1) ? -a.x - (neww || 0) : a.x;
+                    dy = (diry == -1) ? -a.y - (newh || 0) : a.y;
+                    this.attr({x: dx, y: dy});
+                    a.fx = dirx - 1;
+                    a.fy = diry - 1;
+                } else {
+                    this.node.filterMatrix = ms + ".Matrix(M11="[concat](dirx,
+                        ", M12=0, M21=0, M22=", diry,
+                        ", Dx=0, Dy=0, sizingmethod='auto expand', filtertype='bilinear')");
+                    s.filter = (this.node.filterMatrix || E) + (this.node.filterOpacity || E);
+                }
+            } else {
+                if (this.transformations) {
+                    this.transformations[2] = E;
+                    this.node[setAttribute]("transform", this.transformations[join](S));
+                    a.fx = 0;
+                    a.fy = 0;
+                } else {
+                    this.node.filterMatrix = E;
+                    s.filter = (this.node.filterMatrix || E) + (this.node.filterOpacity || E);
+                }
+            }
+            a.scale = [x, y, cx, cy][join](S);
+            this._.sx = x;
+            this._.sy = y;
+        }
+        return this;
+    };
+    Element[proto].clone = function () {
+        if (this.removed) {
+            return null;
+        }
+        var attr = this.attr();
+        delete attr.scale;
+        delete attr.translation;
+        return this.paper[this.type]().attr(attr);
+    };
+    var getPointAtSegmentLength = cacher(function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, length) {
+        var len = 0,
+            old;
+        for (var i = 0; i < 1.001; i+=.001) {
+            var dot = R.findDotsAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, i);
+            i && (len += pow(pow(old.x - dot.x, 2) + pow(old.y - dot.y, 2), .5));
+            if (len >= length) {
+                return dot;
+            }
+            old = dot;
+        }
+    }),
+    getLengthFactory = function (istotal, subpath) {
+        return function (path, length, onlystart) {
+            path = path2curve(path);
+            var x, y, p, l, sp = "", subpaths = {}, point,
+                len = 0;
+            for (var i = 0, ii = path.length; i < ii; i++) {
+                p = path[i];
+                if (p[0] == "M") {
+                    x = +p[1];
+                    y = +p[2];
+                } else {
+                    l = segmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6]);
+                    if (len + l > length) {
+                        if (subpath && !subpaths.start) {
+                            point = getPointAtSegmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6], length - len);
+                            sp += ["C", point.start.x, point.start.y, point.m.x, point.m.y, point.x, point.y];
+                            if (onlystart) {return sp;}
+                            subpaths.start = sp;
+                            sp = ["M", point.x, point.y + "C", point.n.x, point.n.y, point.end.x, point.end.y, p[5], p[6]][join]();
+                            len += l;
+                            x = +p[5];
+                            y = +p[6];
+                            continue;
+                        }
+                        if (!istotal && !subpath) {
+                            point = getPointAtSegmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6], length - len);
+                            return {x: point.x, y: point.y, alpha: point.alpha};
+                        }
+                    }
+                    len += l;
+                    x = +p[5];
+                    y = +p[6];
+                }
+                sp += p;
+            }
+            subpaths.end = sp;
+            point = istotal ? len : subpath ? subpaths : R.findDotsAtSegment(x, y, p[1], p[2], p[3], p[4], p[5], p[6], 1);
+            point.alpha && (point = {x: point.x, y: point.y, alpha: point.alpha});
+            return point;
+        };
+    },
+    segmentLength = cacher(function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y) {
+        var old = {x: 0, y: 0},
+            len = 0;
+        for (var i = 0; i < 1.01; i+=.01) {
+            var dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, i);
+            i && (len += pow(pow(old.x - dot.x, 2) + pow(old.y - dot.y, 2), .5));
+            old = dot;
+        }
+        return len;
+    });
+    var getTotalLength = getLengthFactory(1),
+        getPointAtLength = getLengthFactory(),
+        getSubpathsAtLength = getLengthFactory(0, 1);
+    Element[proto].getTotalLength = function () {
+        if (this.type != "path") {return;}
+        if (this.node.getTotalLength) {
+            return this.node.getTotalLength();
+        }
+        return getTotalLength(this.attrs.path);
+    };
+    Element[proto].getPointAtLength = function (length) {
+        if (this.type != "path") {return;}
+        return getPointAtLength(this.attrs.path, length);
+    };
+    Element[proto].getSubpath = function (from, to) {
+        if (this.type != "path") {return;}
+        if (math.abs(this.getTotalLength() - to) < 1e-6) {
+            return getSubpathsAtLength(this.attrs.path, from).end;
+        }
+        var a = getSubpathsAtLength(this.attrs.path, to, 1);
+        return from ? getSubpathsAtLength(a, from).end : a;
+    };
+
+    // animation easing formulas
+    R.easing_formulas = {
+        linear: function (n) {
+            return n;
+        },
+        "<": function (n) {
+            return pow(n, 3);
+        },
+        ">": function (n) {
+            return pow(n - 1, 3) + 1;
+        },
+        "<>": function (n) {
+            n = n * 2;
+            if (n < 1) {
+                return pow(n, 3) / 2;
+            }
+            n -= 2;
+            return (pow(n, 3) + 2) / 2;
+        },
+        backIn: function (n) {
+            var s = 1.70158;
+            return n * n * ((s + 1) * n - s);
+        },
+        backOut: function (n) {
+            n = n - 1;
+            var s = 1.70158;
+            return n * n * ((s + 1) * n + s) + 1;
+        },
+        elastic: function (n) {
+            if (n == 0 || n == 1) {
+                return n;
+            }
+            var p = .3,
+                s = p / 4;
+            return pow(2, -10 * n) * math.sin((n - s) * (2 * math.PI) / p) + 1;
+        },
+        bounce: function (n) {
+            var s = 7.5625,
+                p = 2.75,
+                l;
+            if (n < (1 / p)) {
+                l = s * n * n;
+            } else {
+                if (n < (2 / p)) {
+                    n -= (1.5 / p);
+                    l = s * n * n + .75;
+                } else {
+                    if (n < (2.5 / p)) {
+                        n -= (2.25 / p);
+                        l = s * n * n + .9375;
+                    } else {
+                        n -= (2.625 / p);
+                        l = s * n * n + .984375;
+                    }
+                }
+            }
+            return l;
+        }
+    };
+
+    var animationElements = {length : 0},
+        animation = function () {
+            var Now = +new Date;
+            for (var l in animationElements) if (l != "length" && animationElements[has](l)) {
+                var e = animationElements[l];
+                if (e.stop || e.el.removed) {
+                    delete animationElements[l];
+                    animationElements[length]--;
+                    continue;
+                }
+                var time = Now - e.start,
+                    ms = e.ms,
+                    easing = e.easing,
+                    from = e.from,
+                    diff = e.diff,
+                    to = e.to,
+                    t = e.t,
+                    prev = e.prev || 0,
+                    that = e.el,
+                    callback = e.callback,
+                    set = {},
+                    now;
+                if (time < ms) {
+                    var pos = R.easing_formulas[easing] ? R.easing_formulas[easing](time / ms) : time / ms;
+                    for (var attr in from) if (from[has](attr)) {
+                        switch (availableAnimAttrs[attr]) {
+                            case "along":
+                                now = pos * ms * diff[attr];
+                                to.back && (now = to.len - now);
+                                var point = getPointAtLength(to[attr], now);
+                                that.translate(diff.sx - diff.x || 0, diff.sy - diff.y || 0);
+                                diff.x = point.x;
+                                diff.y = point.y;
+                                that.translate(point.x - diff.sx, point.y - diff.sy);
+                                to.rot && that.rotate(diff.r + point.alpha, point.x, point.y);
+                                break;
+                            case nu:
+                                now = +from[attr] + pos * ms * diff[attr];
+                                break;
+                            case "colour":
+                                now = "rgb(" + [
+                                    upto255(round(from[attr].r + pos * ms * diff[attr].r)),
+                                    upto255(round(from[attr].g + pos * ms * diff[attr].g)),
+                                    upto255(round(from[attr].b + pos * ms * diff[attr].b))
+                                ][join](",") + ")";
+                                break;
+                            case "path":
+                                now = [];
+                                for (var i = 0, ii = from[attr][length]; i < ii; i++) {
+                                    now[i] = [from[attr][i][0]];
+                                    for (var j = 1, jj = from[attr][i][length]; j < jj; j++) {
+                                        now[i][j] = +from[attr][i][j] + pos * ms * diff[attr][i][j];
+                                    }
+                                    now[i] = now[i][join](S);
+                                }
+                                now = now[join](S);
+                                break;
+                            case "csv":
+                                switch (attr) {
+                                    case "translation":
+                                        var x = diff[attr][0] * (time - prev),
+                                            y = diff[attr][1] * (time - prev);
+                                        t.x += x;
+                                        t.y += y;
+                                        now = x + S + y;
+                                    break;
+                                    case "rotation":
+                                        now = +from[attr][0] + pos * ms * diff[attr][0];
+                                        from[attr][1] && (now += "," + from[attr][1] + "," + from[attr][2]);
+                                    break;
+                                    case "scale":
+                                        now = [+from[attr][0] + pos * ms * diff[attr][0], +from[attr][1] + pos * ms * diff[attr][1], (2 in to[attr] ? to[attr][2] : E), (3 in to[attr] ? to[attr][3] : E)][join](S);
+                                    break;
+                                    case "clip-rect":
+                                        now = [];
+                                        i = 4;
+                                        while (i--) {
+                                            now[i] = +from[attr][i] + pos * ms * diff[attr][i];
+                                        }
+                                    break;
+                                }
+                                break;
+                        }
+                        set[attr] = now;
+                    }
+                    that.attr(set);
+                    that._run && that._run.call(that);
+                } else {
+                    if (to.along) {
+                        point = getPointAtLength(to.along, to.len * !to.back);
+                        that.translate(diff.sx - (diff.x || 0) + point.x - diff.sx, diff.sy - (diff.y || 0) + point.y - diff.sy);
+                        to.rot && that.rotate(diff.r + point.alpha, point.x, point.y);
+                    }
+                    (t.x || t.y) && that.translate(-t.x, -t.y);
+                    to.scale && (to.scale += E);
+                    that.attr(to);
+                    delete animationElements[l];
+                    animationElements[length]--;
+                    that.in_animation = null;
+                    R.is(callback, "function") && callback.call(that);
+                }
+                e.prev = time;
+            }
+            R.svg && that && that.paper && that.paper.safari();
+            animationElements[length] && win.setTimeout(animation);
+        },
+        upto255 = function (color) {
+            return mmax(mmin(color, 255), 0);
+        },
+        translate = function (x, y) {
+            if (x == null) {
+                return {x: this._.tx, y: this._.ty, toString: x_y};
+            }
+            this._.tx += +x;
+            this._.ty += +y;
+            switch (this.type) {
+                case "circle":
+                case "ellipse":
+                    this.attr({cx: +x + this.attrs.cx, cy: +y + this.attrs.cy});
+                    break;
+                case "rect":
+                case "image":
+                case "text":
+                    this.attr({x: +x + this.attrs.x, y: +y + this.attrs.y});
+                    break;
+                case "path":
+                    var path = pathToRelative(this.attrs.path);
+                    path[0][1] += +x;
+                    path[0][2] += +y;
+                    this.attr({path: path});
+                break;
+            }
+            return this;
+        };
+    Element[proto].animateWith = function (element, params, ms, easing, callback) {
+        animationElements[element.id] && (params.start = animationElements[element.id].start);
+        return this.animate(params, ms, easing, callback);
+    };
+    Element[proto].animateAlong = along();
+    Element[proto].animateAlongBack = along(1);
+    function along(isBack) {
+        return function (path, ms, rotate, callback) {
+            var params = {back: isBack};
+            R.is(rotate, "function") ? (callback = rotate) : (params.rot = rotate);
+            path && path.constructor == Element && (path = path.attrs.path);
+            path && (params.along = path);
+            return this.animate(params, ms, callback);
+        };
+    }
+    Element[proto].onAnimation = function (f) {
+        this._run = f || 0;
+        return this;
+    };
+    Element[proto].animate = function (params, ms, easing, callback) {
+        if (R.is(easing, "function") || !easing) {
+            callback = easing || null;
+        }
+        var from = {},
+            to = {},
+            diff = {};
+        for (var attr in params) if (params[has](attr)) {
+            if (availableAnimAttrs[has](attr)) {
+                from[attr] = this.attr(attr);
+                (from[attr] == null) && (from[attr] = availableAttrs[attr]);
+                to[attr] = params[attr];
+                switch (availableAnimAttrs[attr]) {
+                    case "along":
+                        var len = getTotalLength(params[attr]),
+                            point = getPointAtLength(params[attr], len * !!params.back),
+                            bb = this.getBBox();
+                        diff[attr] = len / ms;
+                        diff.tx = bb.x;
+                        diff.ty = bb.y;
+                        diff.sx = point.x;
+                        diff.sy = point.y;
+                        to.rot = params.rot;
+                        to.back = params.back;
+                        to.len = len;
+                        params.rot && (diff.r = toFloat(this.rotate()) || 0);
+                        break;
+                    case nu:
+                        diff[attr] = (to[attr] - from[attr]) / ms;
+                        break;
+                    case "colour":
+                        from[attr] = R.getRGB(from[attr]);
+                        var toColour = R.getRGB(to[attr]);
+                        diff[attr] = {
+                            r: (toColour.r - from[attr].r) / ms,
+                            g: (toColour.g - from[attr].g) / ms,
+                            b: (toColour.b - from[attr].b) / ms
+                        };
+                        break;
+                    case "path":
+                        var pathes = path2curve(from[attr], to[attr]);
+                        from[attr] = pathes[0];
+                        var toPath = pathes[1];
+                        diff[attr] = [];
+                        for (var i = 0, ii = from[attr][length]; i < ii; i++) {
+                            diff[attr][i] = [0];
+                            for (var j = 1, jj = from[attr][i][length]; j < jj; j++) {
+                                diff[attr][i][j] = (toPath[i][j] - from[attr][i][j]) / ms;
+                            }
+                        }
+                        break;
+                    case "csv":
+                        var values = (params[attr] + E)[split](separator),
+                            from2 = (from[attr] + E)[split](separator);
+                        switch (attr) {
+                            case "translation":
+                                from[attr] = [0, 0];
+                                diff[attr] = [values[0] / ms, values[1] / ms];
+                            break;
+                            case "rotation":
+                                from[attr] = (from2[1] == values[1] && from2[2] == values[2]) ? from2 : [0, values[1], values[2]];
+                                diff[attr] = [(values[0] - from[attr][0]) / ms, 0, 0];
+                            break;
+                            case "scale":
+                                params[attr] = values;
+                                from[attr] = (from[attr] + E)[split](separator);
+                                diff[attr] = [(values[0] - from[attr][0]) / ms, (values[1] - from[attr][1]) / ms, 0, 0];
+                            break;
+                            case "clip-rect":
+                                from[attr] = (from[attr] + E)[split](separator);
+                                diff[attr] = [];
+                                i = 4;
+                                while (i--) {
+                                    diff[attr][i] = (values[i] - from[attr][i]) / ms;
+                                }
+                            break;
+                        }
+                        to[attr] = values;
+                }
+            }
+        }
+        this.stop();
+        this.in_animation = 1;
+        animationElements[this.id] = {
+            start: params.start || +new Date,
+            ms: ms,
+            easing: easing,
+            from: from,
+            diff: diff,
+            to: to,
+            el: this,
+            callback: callback,
+            t: {x: 0, y: 0}
+        };
+        ++animationElements[length] == 1 && animation();
+        return this;
+    };
+    Element[proto].stop = function () {
+        animationElements[this.id] && animationElements[length]--;
+        delete animationElements[this.id];
+        return this;
+    };
+    Element[proto].translate = function (x, y) {
+        return this.attr({translation: x + " " + y});
+    };
+    Element[proto][toString] = function () {
+        return "Rapha\xebl\u2019s object";
+    };
+    R.ae = animationElements;
+ 
+    // Set
+    var Set = function (items) {
+        this.items = [];
+        this[length] = 0;
+        this.type = "set";
+        if (items) {
+            for (var i = 0, ii = items[length]; i < ii; i++) {
+                if (items[i] && (items[i].constructor == Element || items[i].constructor == Set)) {
+                    this[this.items[length]] = this.items[this.items[length]] = items[i];
+                    this[length]++;
+                }
+            }
+        }
+    };
+    Set[proto][push] = function () {
+        var item,
+            len;
+        for (var i = 0, ii = arguments[length]; i < ii; i++) {
+            item = arguments[i];
+            if (item && (item.constructor == Element || item.constructor == Set)) {
+                len = this.items[length];
+                this[len] = this.items[len] = item;
+                this[length]++;
+            }
+        }
+        return this;
+    };
+    Set[proto].pop = function () {
+        delete this[this[length]--];
+        return this.items.pop();
+    };
+    for (var method in Element[proto]) if (Element[proto][has](method)) {
+        Set[proto][method] = (function (methodname) {
+            return function () {
+                for (var i = 0, ii = this.items[length]; i < ii; i++) {
+                    this.items[i][methodname][apply](this.items[i], arguments);
+                }
+                return this;
+            };
+        })(method);
+    }
+    Set[proto].attr = function (name, value) {
+        if (name && R.is(name, array) && R.is(name[0], "object")) {
+            for (var j = 0, jj = name[length]; j < jj; j++) {
+                this.items[j].attr(name[j]);
+            }
+        } else {
+            for (var i = 0, ii = this.items[length]; i < ii; i++) {
+                this.items[i].attr(name, value);
+            }
+        }
+        return this;
+    };
+    Set[proto].animate = function (params, ms, easing, callback) {
+        (R.is(easing, "function") || !easing) && (callback = easing || null);
+        var len = this.items[length],
+            i = len,
+            item,
+            set = this,
+            collector;
+        callback && (collector = function () {
+            !--len && callback.call(set);
+        });
+        easing = R.is(easing, string) ? easing : collector;
+        item = this.items[--i].animate(params, ms, easing, collector);
+        while (i--) {
+            this.items[i].animateWith(item, params, ms, easing, collector);
+        }
+        return this;
+    };
+    Set[proto].insertAfter = function (el) {
+        var i = this.items[length];
+        while (i--) {
+            this.items[i].insertAfter(el);
+        }
+        return this;
+    };
+    Set[proto].getBBox = function () {
+        var x = [],
+            y = [],
+            w = [],
+            h = [];
+        for (var i = this.items[length]; i--;) {
+            var box = this.items[i].getBBox();
+            x[push](box.x);
+            y[push](box.y);
+            w[push](box.x + box.width);
+            h[push](box.y + box.height);
+        }
+        x = mmin[apply](0, x);
+        y = mmin[apply](0, y);
+        return {
+            x: x,
+            y: y,
+            width: mmax[apply](0, w) - x,
+            height: mmax[apply](0, h) - y
+        };
+    };
+    Set[proto].clone = function (s) {
+        s = new Set;
+        for (var i = 0, ii = this.items[length]; i < ii; i++) {
+            s[push](this.items[i].clone());
+        }
+        return s;
+    };
+
+    R.registerFont = function (font) {
+        if (!font.face) {
+            return font;
+        }
+        this.fonts = this.fonts || {};
+        var fontcopy = {
+                w: font.w,
+                face: {},
+                glyphs: {}
+            },
+            family = font.face["font-family"];
+        for (var prop in font.face) if (font.face[has](prop)) {
+            fontcopy.face[prop] = font.face[prop];
+        }
+        if (this.fonts[family]) {
+            this.fonts[family][push](fontcopy);
+        } else {
+            this.fonts[family] = [fontcopy];
+        }
+        if (!font.svg) {
+            fontcopy.face["units-per-em"] = toInt(font.face["units-per-em"], 10);
+            for (var glyph in font.glyphs) if (font.glyphs[has](glyph)) {
+                var path = font.glyphs[glyph];
+                fontcopy.glyphs[glyph] = {
+                    w: path.w,
+                    k: {},
+                    d: path.d && "M" + path.d[rp](/[mlcxtrv]/g, function (command) {
+                            return {l: "L", c: "C", x: "z", t: "m", r: "l", v: "c"}[command] || "M";
+                        }) + "z"
+                };
+                if (path.k) {
+                    for (var k in path.k) if (path[has](k)) {
+                        fontcopy.glyphs[glyph].k[k] = path.k[k];
+                    }
+                }
+            }
+        }
+        return font;
+    };
+    Paper[proto].getFont = function (family, weight, style, stretch) {
+        stretch = stretch || "normal";
+        style = style || "normal";
+        weight = +weight || {normal: 400, bold: 700, lighter: 300, bolder: 800}[weight] || 400;
+        if (!R.fonts) {
+            return;
+        }
+        var font = R.fonts[family];
+        if (!font) {
+            var name = new RegExp("(^|\\s)" + family[rp](/[^\w\d\s+!~.:_-]/g, E) + "(\\s|$)", "i");
+            for (var fontName in R.fonts) if (R.fonts[has](fontName)) {
+                if (name.test(fontName)) {
+                    font = R.fonts[fontName];
+                    break;
+                }
+            }
+        }
+        var thefont;
+        if (font) {
+            for (var i = 0, ii = font[length]; i < ii; i++) {
+                thefont = font[i];
+                if (thefont.face["font-weight"] == weight && (thefont.face["font-style"] == style || !thefont.face["font-style"]) && thefont.face["font-stretch"] == stretch) {
+                    break;
+                }
+            }
+        }
+        return thefont;
+    };
+    Paper[proto].print = function (x, y, string, font, size, origin) {
+        origin = origin || "middle"; // baseline|middle
+        var out = this.set(),
+            letters = (string + E)[split](E),
+            shift = 0,
+            path = E,
+            scale;
+        R.is(font, string) && (font = this.getFont(font));
+        if (font) {
+            scale = (size || 16) / font.face["units-per-em"];
+            var bb = font.face.bbox.split(separator),
+                top = +bb[0],
+                height = +bb[1] + (origin == "baseline" ? bb[3] - bb[1] + (+font.face.descent) : (bb[3] - bb[1]) / 2);
+            for (var i = 0, ii = letters[length]; i < ii; i++) {
+                var prev = i && font.glyphs[letters[i - 1]] || {},
+                    curr = font.glyphs[letters[i]];
+                shift += i ? (prev.w || font.w) + (prev.k && prev.k[letters[i]] || 0) : 0;
+                curr && curr.d && out[push](this.path(curr.d).attr({fill: "#000", stroke: "none", translation: [shift, 0]}));
+            }
+            out.scale(scale, scale, top, height).translate(x - top, y - height);
+        }
+        return out;
+    };
+
+    var formatrg = /\{(\d+)\}/g;
+    R.format = function (token, params) {
+        var args = R.is(params, array) ? [0][concat](params) : arguments;
+        token && R.is(token, string) && args[length] - 1 && (token = token[rp](formatrg, function (str, i) {
+            return args[++i] == null ? E : args[i];
+        }));
+        return token || E;
+    };
+    R.ninja = function () {
+        oldRaphael.was ? (Raphael = oldRaphael.is) : delete Raphael;
+        return R;
+    };
+    R.el = Element[proto];
+    return R;
+})();
\ No newline at end of file
diff --git a/javascripts/main.js b/javascripts/main.js
new file mode 100644
index 0000000..dc3c98b
--- /dev/null
+++ b/javascripts/main.js
@@ -0,0 +1,28 @@
+// globals
+var EPSILON     = '~';
+var NEXTSTATE   = 0;
+var EMPTYSYMBOL = '%';
+var ALPHABET    = 'abc'+EMPTYSYMBOL;
+var REDELIMITER = '$';
+var regex       = 'a*b|b*a' //(a|b)*'//'a(a|b)*a');
+var word	    = 'ba'; //'abba';
+
+
+function main() {
+	// parse regular expression
+	var parser = new RegexParser();
+	var nfa    = parser.parse(regex);
+	document.write('Parsing: '+parser.getErrorMessage()+'<br />');
+	
+	// simulate
+	var simulator = new NfaSimulator(nfa);
+	document.write('\''+word+'\' in <em>L</em>: '+simulator.simulate(word)+'<br />');
+	
+	// nfa -> dfa
+	document.write('<pre>');
+	var dfa = new Nfa2Dfa(nfa);
+	var ttable = dfa.do();
+	document.write('</pre>');
+	
+	//drawGraph()
+}
diff --git a/javascripts/run.js b/javascripts/run.js
deleted file mode 100644
index 35dd392..0000000
--- a/javascripts/run.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// parse regular expression
-var parser = new RegexParser();
-var nfa    = parser.parse('(a|b)*');
-alert(parser.getErrorMessage());
-
-// simulate
-//var simulator = new NfaSimulator(nfa);
-//alert(simulator.run('aaaa'));
-
-- 
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