// JavaScript Document
var xmlHttp
var HintId

function ChangeVal(str)
{
	HintId=str;
	
	if (str.length==0)
	{ 
			  document.getElementById(HintId).innerHTML="";
			  return;
	}
		  	  xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null)
	{
			  alert ("Your browser does not support AJAX!");
			  return;
	} 
			var url="link_frame.php";
			url=url+"?val="+str;
			url=url+"&sid="+Math.random();
			xmlHttp.onreadystatechange=stateChanged;
			xmlHttp.open("GET",url,true);
			xmlHttp.send(null);
} 

function stateChanged() 
{ 
	if (xmlHttp.readyState==4)
	{ 
		//alert(HintId)
		document.getElementById(HintId).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;
}