// JavaScript Document
var xmlHttp

function pausecomp(millis) 
{
var date = new Date();
var curDate = null;

do { curDate = new Date(); } 
while(curDate-date < millis);
} 

function showHint(str)
{
	pausecomp(1240);
	if (str.length==0)
	{ 
		document.getElementById("txtHint").innerHTML="Gift Certificate: please re-enter your code"
		return
	}
	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null)
	{
		alert ("Browser does not support HTTP Request")
		return
	} 
	var url="cart/ajax_codevalidate.php"
	url=url+"?q="+str
	url=url+"&sid="+Math.random()
	xmlHttp.onreadystatechange=stateChanged 
	xmlHttp.open("GET",url,true)
	xmlHttp.send(null)
} 

function stateChanged() 
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
{ 
	var mySplitResult = xmlHttp.responseText.split(". ");
	
	document.getElementById("txtHint").innerHTML=mySplitResult[0];
	if (mySplitResult[1] != ''){
		document.check_code.code.value=mySplitResult[1];
		document.getElementById("txtHint").className='referralFound';
	}else{
		document.check_code.code.value=mySplitResult[1];
		document.getElementById("txtHint").className='referralNotFound';
	}
	
} 
} 

function GetXmlHttpObject()
{ 
var objXMLHttp=null
if (window.XMLHttpRequest)
{
objXMLHttp=new XMLHttpRequest()
}
else if (window.ActiveXObject)
{
objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
}
return objXMLHttp
}