/* 
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

/**
*
*  MD5 (Message-Digest Algorithm)
*  http://www.webtoolkit.info/
*
**/

var MD5 = function (string) {

  function RotateLeft(lValue, iShiftBits) {
    return (lValue<<iShiftBits) | (lValue>>>(32-iShiftBits));
  }

  function AddUnsigned(lX,lY) {
    var lX4,lY4,lX8,lY8,lResult;
    lX8 = (lX & 0x80000000);
    lY8 = (lY & 0x80000000);
    lX4 = (lX & 0x40000000);
    lY4 = (lY & 0x40000000);
    lResult = (lX & 0x3FFFFFFF)+(lY & 0x3FFFFFFF);
    if (lX4 & lY4) {
      return (lResult ^ 0x80000000 ^ lX8 ^ lY8);
    }
    if (lX4 | lY4) {
      if (lResult & 0x40000000) {
        return (lResult ^ 0xC0000000 ^ lX8 ^ lY8);
      } else {
        return (lResult ^ 0x40000000 ^ lX8 ^ lY8);
      }
    } else {
      return (lResult ^ lX8 ^ lY8);
    }
  }

  function F(x,y,z) {
    return (x & y) | ((~x) & z);
  }
  function G(x,y,z) {
    return (x & z) | (y & (~z));
  }
  function H(x,y,z) {
    return (x ^ y ^ z);
  }
  function I(x,y,z) {
    return (y ^ (x | (~z)));
  }

  function FF(a,b,c,d,x,s,ac) {
    a = AddUnsigned(a, AddUnsigned(AddUnsigned(F(b, c, d), x), ac));
    return AddUnsigned(RotateLeft(a, s), b);
  };

  function GG(a,b,c,d,x,s,ac) {
    a = AddUnsigned(a, AddUnsigned(AddUnsigned(G(b, c, d), x), ac));
    return AddUnsigned(RotateLeft(a, s), b);
  };

  function HH(a,b,c,d,x,s,ac) {
    a = AddUnsigned(a, AddUnsigned(AddUnsigned(H(b, c, d), x), ac));
    return AddUnsigned(RotateLeft(a, s), b);
  };

  function II(a,b,c,d,x,s,ac) {
    a = AddUnsigned(a, AddUnsigned(AddUnsigned(I(b, c, d), x), ac));
    return AddUnsigned(RotateLeft(a, s), b);
  };

  function ConvertToWordArray(string) {
    var lWordCount;
    var lMessageLength = string.length;
    var lNumberOfWords_temp1=lMessageLength + 8;
    var lNumberOfWords_temp2=(lNumberOfWords_temp1-(lNumberOfWords_temp1 % 64))/64;
    var lNumberOfWords = (lNumberOfWords_temp2+1)*16;
    var lWordArray=Array(lNumberOfWords-1);
    var lBytePosition = 0;
    var lByteCount = 0;
    while ( lByteCount < lMessageLength ) {
      lWordCount = (lByteCount-(lByteCount % 4))/4;
      lBytePosition = (lByteCount % 4)*8;
      lWordArray[lWordCount] = (lWordArray[lWordCount] | (string.charCodeAt(lByteCount)<<lBytePosition));
      lByteCount++;
    }
    lWordCount = (lByteCount-(lByteCount % 4))/4;
    lBytePosition = (lByteCount % 4)*8;
    lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80<<lBytePosition);
    lWordArray[lNumberOfWords-2] = lMessageLength<<3;
    lWordArray[lNumberOfWords-1] = lMessageLength>>>29;
    return lWordArray;
  };

  function WordToHex(lValue) {
    var WordToHexValue="",WordToHexValue_temp="",lByte,lCount;
    for (lCount = 0;lCount<=3;lCount++) {
      lByte = (lValue>>>(lCount*8)) & 255;
      WordToHexValue_temp = "0" + lByte.toString(16);
      WordToHexValue = WordToHexValue + WordToHexValue_temp.substr(WordToHexValue_temp.length-2,2);
    }
    return WordToHexValue;
  };

  function Utf8Encode(string) {
    string = string.replace(/\r\n/g,"\n");
    var utftext = "";

    for (var n = 0; n < string.length; n++) {

      var c = string.charCodeAt(n);

      if (c < 128) {
        utftext += String.fromCharCode(c);
      }
      else if((c > 127) && (c < 2048)) {
        utftext += String.fromCharCode((c >> 6) | 192);
        utftext += String.fromCharCode((c & 63) | 128);
      }
      else {
        utftext += String.fromCharCode((c >> 12) | 224);
        utftext += String.fromCharCode(((c >> 6) & 63) | 128);
        utftext += String.fromCharCode((c & 63) | 128);
      }

    }

    return utftext;
  };

  var x=Array();
  var k,AA,BB,CC,DD,a,b,c,d;
  var S11=7, S12=12, S13=17, S14=22;
  var S21=5, S22=9 , S23=14, S24=20;
  var S31=4, S32=11, S33=16, S34=23;
  var S41=6, S42=10, S43=15, S44=21;

  string = Utf8Encode(string);

  x = ConvertToWordArray(string);

  a = 0x67452301;
  b = 0xEFCDAB89;
  c = 0x98BADCFE;
  d = 0x10325476;

  for (k=0;k<x.length;k+=16) {
    AA=a;
    BB=b;
    CC=c;
    DD=d;
    a=FF(a,b,c,d,x[k+0], S11,0xD76AA478);
    d=FF(d,a,b,c,x[k+1], S12,0xE8C7B756);
    c=FF(c,d,a,b,x[k+2], S13,0x242070DB);
    b=FF(b,c,d,a,x[k+3], S14,0xC1BDCEEE);
    a=FF(a,b,c,d,x[k+4], S11,0xF57C0FAF);
    d=FF(d,a,b,c,x[k+5], S12,0x4787C62A);
    c=FF(c,d,a,b,x[k+6], S13,0xA8304613);
    b=FF(b,c,d,a,x[k+7], S14,0xFD469501);
    a=FF(a,b,c,d,x[k+8], S11,0x698098D8);
    d=FF(d,a,b,c,x[k+9], S12,0x8B44F7AF);
    c=FF(c,d,a,b,x[k+10],S13,0xFFFF5BB1);
    b=FF(b,c,d,a,x[k+11],S14,0x895CD7BE);
    a=FF(a,b,c,d,x[k+12],S11,0x6B901122);
    d=FF(d,a,b,c,x[k+13],S12,0xFD987193);
    c=FF(c,d,a,b,x[k+14],S13,0xA679438E);
    b=FF(b,c,d,a,x[k+15],S14,0x49B40821);
    a=GG(a,b,c,d,x[k+1], S21,0xF61E2562);
    d=GG(d,a,b,c,x[k+6], S22,0xC040B340);
    c=GG(c,d,a,b,x[k+11],S23,0x265E5A51);
    b=GG(b,c,d,a,x[k+0], S24,0xE9B6C7AA);
    a=GG(a,b,c,d,x[k+5], S21,0xD62F105D);
    d=GG(d,a,b,c,x[k+10],S22,0x2441453);
    c=GG(c,d,a,b,x[k+15],S23,0xD8A1E681);
    b=GG(b,c,d,a,x[k+4], S24,0xE7D3FBC8);
    a=GG(a,b,c,d,x[k+9], S21,0x21E1CDE6);
    d=GG(d,a,b,c,x[k+14],S22,0xC33707D6);
    c=GG(c,d,a,b,x[k+3], S23,0xF4D50D87);
    b=GG(b,c,d,a,x[k+8], S24,0x455A14ED);
    a=GG(a,b,c,d,x[k+13],S21,0xA9E3E905);
    d=GG(d,a,b,c,x[k+2], S22,0xFCEFA3F8);
    c=GG(c,d,a,b,x[k+7], S23,0x676F02D9);
    b=GG(b,c,d,a,x[k+12],S24,0x8D2A4C8A);
    a=HH(a,b,c,d,x[k+5], S31,0xFFFA3942);
    d=HH(d,a,b,c,x[k+8], S32,0x8771F681);
    c=HH(c,d,a,b,x[k+11],S33,0x6D9D6122);
    b=HH(b,c,d,a,x[k+14],S34,0xFDE5380C);
    a=HH(a,b,c,d,x[k+1], S31,0xA4BEEA44);
    d=HH(d,a,b,c,x[k+4], S32,0x4BDECFA9);
    c=HH(c,d,a,b,x[k+7], S33,0xF6BB4B60);
    b=HH(b,c,d,a,x[k+10],S34,0xBEBFBC70);
    a=HH(a,b,c,d,x[k+13],S31,0x289B7EC6);
    d=HH(d,a,b,c,x[k+0], S32,0xEAA127FA);
    c=HH(c,d,a,b,x[k+3], S33,0xD4EF3085);
    b=HH(b,c,d,a,x[k+6], S34,0x4881D05);
    a=HH(a,b,c,d,x[k+9], S31,0xD9D4D039);
    d=HH(d,a,b,c,x[k+12],S32,0xE6DB99E5);
    c=HH(c,d,a,b,x[k+15],S33,0x1FA27CF8);
    b=HH(b,c,d,a,x[k+2], S34,0xC4AC5665);
    a=II(a,b,c,d,x[k+0], S41,0xF4292244);
    d=II(d,a,b,c,x[k+7], S42,0x432AFF97);
    c=II(c,d,a,b,x[k+14],S43,0xAB9423A7);
    b=II(b,c,d,a,x[k+5], S44,0xFC93A039);
    a=II(a,b,c,d,x[k+12],S41,0x655B59C3);
    d=II(d,a,b,c,x[k+3], S42,0x8F0CCC92);
    c=II(c,d,a,b,x[k+10],S43,0xFFEFF47D);
    b=II(b,c,d,a,x[k+1], S44,0x85845DD1);
    a=II(a,b,c,d,x[k+8], S41,0x6FA87E4F);
    d=II(d,a,b,c,x[k+15],S42,0xFE2CE6E0);
    c=II(c,d,a,b,x[k+6], S43,0xA3014314);
    b=II(b,c,d,a,x[k+13],S44,0x4E0811A1);
    a=II(a,b,c,d,x[k+4], S41,0xF7537E82);
    d=II(d,a,b,c,x[k+11],S42,0xBD3AF235);
    c=II(c,d,a,b,x[k+2], S43,0x2AD7D2BB);
    b=II(b,c,d,a,x[k+9], S44,0xEB86D391);
    a=AddUnsigned(a,AA);
    b=AddUnsigned(b,BB);
    c=AddUnsigned(c,CC);
    d=AddUnsigned(d,DD);
  }

  var temp = WordToHex(a)+WordToHex(b)+WordToHex(c)+WordToHex(d);

  return temp.toLowerCase();
}

/*
 * End of MD5
 */

var ContactTracker = function() {

  var fid = window.location;
  var cid = document.domain;
  var sid = null;
  var action = "http://analytics.topfloortech.com/"; /* where the form data is sent to */
  var method = "AJAX";
  var trackers = null;
  var debug = false;
  
  function ContactTracker(gaTrackers) {
    /*if(typeof(gaTrackers) == 'object') {
      trackers = gaTrackers;
    } else {
      trackers = gaTrackers;
    }*/
  }

  this.init = function() {
    if(document.addEventListener != null){
      document.addEventListener("DOMContentLoaded",ContactTrackerInit,true);
    }else{
      window.attachEvent("onload",ContactTrackerInit);
    }
  }

  /*function ContactTrackerInit() {
    for(var i = 0; i <document.forms.length; i++) {
      document.forms[i].onsubmit = function() {
        return RecordSubmission(this);
      }
    }
  }
function ContactTrackerInit() {
  for(var i = 0; i < document.forms.length; i++) {
    if(typeof(document.forms[i].onsubmit) == 'function') {
      alert(document.forms[i].onsubmit);
      fValidate = document.forms[i].onsubmit;
      sValidate = String(fValidate);
      sValidate.replace(/form\.submit\(\)\;/, 'RecordSubmission(this); form.submit();');
      fValidate = eval(sValidate);
      alert(fValidate);
      document.forms[i].onsubmit = fValidate;
    }
  }
}*/

  function ContactTrackerInit() {
    for(var i = 0; i <document.forms.length; i++) {
      if(navigator.appName != "Microsoft Internet Explorer") {
	HTMLFormElement.prototype._submit = HTMLFormElement.prototype.submit;    
	// For when the form.submit() is called
	document.forms[i].submit = function() {
	  if(debug) alert('submit() called');
	  if(RecordSubmission(this)) this._submit();
	}
      } else {
	// For when the form is submitted with use of a submit button.
	document.forms[i].ie_submit = document.forms[i].submit;
	document.forms[i].submit = function() {
	  if(RecordSubmission(this)) this.ie_submit();
	}
	document.forms[i].onsubmit = function() {
	  if(debug) alert("onsubmit called");
	  if(RecordSubmission(this)) return true;
	}
      }
    }
  }

  function RecordSubmission(form) {
    var tmp_sid = '';
    for(var i = 0; i < form.elements.length; i++) {
      if(form.elements[i].type == 'text' || form.elements[i].type == 'textarea') {
        tmp_sid += form.elements[i].value;
      }
    }  
    sid = MD5(tmp_sid + fid + cid);
    if(debug) alert("tmp_sid = " + tmp_sid + "\nsid = " + sid + "\nmethod: " + method + "\naction: " + action + "\nform: " + form);
    return doSubmission(method, action, form);
  }

  function createHttpObject() {
    var http = false;
    if(typeof ActiveXObject != 'undefined') {
      try {
        http = new ActiveXObject("Msxml2.XMLHTTP");
      } catch(e) {
        try {
          http = new XMLHttpRequest();
        } catch(e) {
          http = false;
        // add code here to send information to the database as to why shit was breaking.
        }
      }
    } else {
      http = new XMLHttpRequest();
    }
    return http;
  }

  function doSubmission(method, action, form) {

    var frmElements = form.elements;

    var http = createHttpObject();
    var params = "cid=" + cid + "&fid=" + fid + "&sid=" + sid;

    for(var el = 0; el < frmElements.length; el++) {
      if(frmElements[el].type == 'text' || frmElements[el].type == 'textarea')
        params += "&" + escape(frmElements[el].name) + "=" +escape(frmElements[el].value);
      if((frmElements[el].type == 'radio' || frmElements[el].type == 'checkbox') && frmElements[el].checked)
        params += "&" + escape(frmElements[el].name) + "=" +escape(frmElements[el].value);
    }

    img.src = action + "?" + params;
    
    if(typeof(pageTracker) == "object") {
      pageTracker._trackPageview('/submissions/' + sid);
    }
    if(typeof(_qag) == "object") {
      _gaq.push(['_trackPageview', '/submissions/' + sid]);
    }
    return true;
  }
}

var tracker = new ContactTracker();

tracker.init();