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function CreateCORSRequest(method, url) {
var xhr = new XMLHttpRequest();
if ("withCredentials" in xhr) {
// XHR for Chrome/Firefox/Opera/Safari.
xhr.open(method, url, true);
} else if (typeof XDomainRequest != "undefined") {
// XDomainRequest for IE.
xhr = new XDomainRequest();
xhr.open(method, url);
} else {
// CORS not supported.
xhr = null;
}
return xhr;
}
function submit(e) {
if (e.keyCode == 13) {
e.preventDefault();
Next();
}
return false;
}
function Next()
{
url = "http://coltrane.cl.uni-heidelberg.de:60666/next";
var pe = document.getElementById("trgt").value;
if (pe != "") {
var src = document.getElementById("src").value;
url += "?example="+src+" %7C%7C%7C "+pe;
}
document.getElementById("translating_status").style.display = "block";
var xhr = CreateCORSRequest('get', url);
if (!xhr) {
alert('CORS not supported');
return;
}
xhr.onload = function() {
var x = xhr.responseText.split("\t");
if (x == "fi") {
document.getElementById("src").style.display = "none";
document.getElementById("trgt").style.display = "none";
document.getElementById("translating_status").style.display = "none";
document.getElementById("next").innerHTML = "Thank you!";
document.getElementById("next").disabled = true;
} else {
document.getElementById("src").value = x[0];
document.getElementById("src").cols = x[0].length;
document.getElementById("trgt").value = x[1];
document.getElementById("trgt").cols = x[1].length;
document.getElementById("translating_status").style.display = "none";
document.getElementById("trgt").focus();
document.getElementById("trgt").selectionStart = 0;
document.getElementById("trgt").selectionEnd = 0;
}
};
xhr.onerror = function() {
alert('Error');
};
xhr.send();
}
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