var targetElement='';

function addItemToSelectGroup(str,strSourceTable,strTargetElement)
{ 
targetElement = strTargetElement;
//alert ("targetElement = "+targetElement);
xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
var url="http://dev.roadmap.cactus.co.uk/include/ajax/addItemToSelectGroup.php";
//var url="http://dev.roadmap.cactus.co.uk/ajaxtest.html";
url=url+"?q="+str;
url=url+"&st="+strSourceTable;
url=url+"&te="+strTargetElement;
url=url+"&sid="+Math.random();
//alert ("url = "+url);
xmlHttp.onreadystatechange=stateChanged1;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
}

function stateChanged1() 
{ 
if (xmlHttp.readyState==4)
{ 
//alert ("xmlHttp.responseText = "+xmlHttp.responseText);
document.getElementById(targetElement).innerHTML=xmlHttp.responseText;
}
}

function GetXmlHttpObject()
{
var xmlHttp=null;
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
return xmlHttp;
}