//AJAX Section

/** XHConn - Simple XMLHTTP Interface - bfults@gmail.com - 2005-04-08        **
 ** Code licensed under Creative Commons Attribution-ShareAlike License      **
 ** http://creativecommons.org/licenses/by-sa/2.0/                           **/
//Modified by K-Qha: Included status update...
function XHConn()
{
  var xmlhttp, bComplete = false;
  try { xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); }
  catch (e) { try { xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); }
  catch (e) { try { xmlhttp = new XMLHttpRequest(); }
  catch (e) { xmlhttp = false; }}}
  if (!xmlhttp) return null;
  this.connect = function(sURL, sMethod, sVars, fnDone)
  {
    if (!xmlhttp) return false;
    bComplete = false;
    sMethod = sMethod.toUpperCase();
    try {
      if (sMethod == "GET")
      {
        xmlhttp.open(sMethod, sURL+"?"+sVars, true);
        sVars = "";
      }
      else
      {
        xmlhttp.open(sMethod, sURL, true);
        xmlhttp.setRequestHeader("Method", "POST "+sURL+" HTTP/1.1");
        xmlhttp.setRequestHeader("Content-Type",
          "application/x-www-form-urlencoded");
      }
      xmlhttp.onreadystatechange = function(){
        if (xmlhttp.readyState == 4 && !bComplete) {
          bComplete = true;
          fnDone(xmlhttp);
        } 
      }
      xmlhttp.send(sVars);
    }
    catch(z) { return false; }
    return true;
  };
  return this;
}

function _ajxLoad(areaID, sz) {
  switch (sz) {
    case 0:
      document.getElementById(areaID).innerHTML = "<p align='center'><img src='images/ajax/loading_small.gif' alt='AJAX Loading' /></p>" ;
      break ;
    case 1:
      document.getElementById(areaID).innerHTML = "<p align='center'><img src='images/ajax/loading_big.gif' alt='AJAX Loading' /></p>" ;
      break ;
    default:
      document.getElementById(areaID).innerHTML = "<p align='center'>Loading...</p>" ;
      break ;
  }
}

function getAJAX(areaID, url, param, sz) {
  var ajaxConn = new XHConn() ;
  
  _ajxLoad(areaID, sz) ;
  ajaxConn.connect(url, "GET", param, fnWhenDone) ;
  
  function fnWhenDone(XML) {
    document.getElementById(areaID).innerHTML = XML.responseText ;
  }
}

function postAJAX(areaID, frmID, url, sz) {
  var param = "" ;
  var ajaxConn = new XHConn() ;
  var elem = document.getElementById(frmID).elements ;
  
  _ajxLoad(areaID, sz) ;
  for(var i = 0; i < elem.length; i++) {
    if (elem[i].type!="submit") {
      if (param == "")
        param = elem[i].name + "=" + encodeURIComponent(elem[i].value)
      else
        param += "&" + elem[i].name + "=" + encodeURIComponent(elem[i].value) ;
    }
  }
  ajaxConn.connect(url,"POST",param,fnWhenDone) ;
  
  function fnWhenDone(XML) {
    document.getElementById(areaID).innerHTML = XML.responseText ;
  }
}