var xmlhttp
var toChange

function doDropdown(str,dd,file,n)
{
toChange=dd
xmlhttp=GetXmlHttpObject();
if (xmlhttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  }
var url=file;
url=url+"?q="+str;
url=url+"&sid="+Math.random();
url=url+"&nxt=" + n; 
 
xmlhttp.onreadystatechange=stateChanged;

xmlhttp.open("GET",url,true);
xmlhttp.send(null);
}

function getFile(str,dv,fld,rnd)
{
toChange=dv
xmlhttp=GetXmlHttpObject();
if (xmlhttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  }
var url=file;
url=url+"?q="+str;
url=url+"&sid="+Math.random();
url=url+"&rnd=" + rnd;
url=url+"&fld=" + fld;
xmlhttp.onreadystatechange=fileStateChanged;

xmlhttp.open("GET",url,true);
xmlhttp.send(null);
}

function getPANELFile(dv,file)
{
toChange=dv
xmlhttp=GetXmlHttpObject();
if (xmlhttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  }
var url=file;
url=url+"&sid="+Math.random();
xmlhttp.onreadystatechange=panelfileStateChanged;

xmlhttp.open("GET",url,true);
xmlhttp.send(null);
}

function getData(str,file)
{
xmlhttp=GetXmlHttpObject();
if (xmlhttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  }
var url=file;
url=url+"?q="+str;
url=url+"&sid="+Math.random();

xmlhttp.onreadystatechange=dataStateChanged;

xmlhttp.open("GET",url,true);
xmlhttp.send(null);
}

function sendData(str,file)
{
xmlhttp=GetXmlHttpObject();
if (xmlhttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  }
var url=file;
url=url+"?"+str;
url=url+"&sid="+Math.random();

xmlhttp.onreadystatechange=sendStateChanged;

xmlhttp.open("GET",url,true);
xmlhttp.send(null);
}

function sendActOn(file, str)
{
xmlhttp = GetXmlHttpObject();
if (xmlhttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  }
var url=file;
url=url+"?"+str;
//url=url+"&sid="+Math.random();

//xmlhttp.onreadystatechange=sendActOnChanged;
xmlhttp.open("GET",url);

xmlhttp.send(null);
}


function fileStateChanged()
{
if (xmlhttp.readyState==4)
  {
  document.getElementById(toChange).innerHTML=xmlhttp.responseText;
  }
}


function panelfileStateChanged()
{
if (xmlhttp.readyState==4)
  {
  document.getElementById(toChange).innerHTML=xmlhttp.responseText;
  }
}


function dataStateChanged()
{
if (xmlhttp.readyState==4)
  {
  eval(trim(xmlhttp.responseText));
  }
}

function sendStateChanged()
{
if (xmlhttp.readyState==4)
  {
  //eval(xmlhttp.responseText);
  }
}

function sendActOnChanged()
{
if (xmlhttp.readyState==4)
  {
  //alert(xmlhttp.responseText);
  }
}


function stateChanged()
{
if (xmlhttp.readyState==4)
  {
  document.getElementById(toChange).innerHTML=xmlhttp.responseText;
  }
}



function GetXmlHttpObject()
{
if (window.XMLHttpRequest)
  {
  
  return new XMLHttpRequest();
  }
if (window.ActiveXObject)
  {
  
  return new ActiveXObject("Microsoft.XMLHTTP");
  }
return null;
}

function trim(stringToTrim) {
	return stringToTrim.replace(/^\s+|\s+$/g,"");
}