var xmlHttpfunction 

function CartDisp(str)
{ 
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
 {
 alert ("Your browser does not support HTTP Request.")
 return
 }
x=document.scrtform
ItemCode=x.ItemCode.value
UserName=x.UserName.value
ArrSize=x.ArrSize.value
for (i=0;i<ArrSize;i++)
{
	if (x.elements[i].checked)
	{
		CbxVal=x.elements[i].value
		if (i==0)
		{
			InStr=CbxVal
		}
		else
		{
			InStr=InStr+"`"+CbxVal
		}
	}
}
var url="DynShoppingCart.php"
url=url+"?UserName="+UserName
url=url+"&ItemCode="+ItemCode
url=url+"&Instr="+InStr
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")
 { 
 document.getElementById("Scrt").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;
}