//San coded on 12/09/09 - This is done to reflect ebay functionality
var xmlHttp

function  changeDeliveryOption(option) {
	xmlHttp=GetXmlHttpObject1()
	if (xmlHttp==null)
	{
		alert ("Browser does not support HTTP Request")
		return
	} 
	
	var url="shopping-cart/php/changeDeliveryOption.php"
	url=url+"?option="+option
	url=url+"&sid="+Math.random()
	xmlHttp.onreadystatechange=changeOption
	xmlHttp.open("GET",url,true)
	xmlHttp.send(null)
}
function changeOption() 
{ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{
		document.getElementById("topNavigation").innerHTML=xmlHttp.responseText 
	} 
} 

function GetXmlHttpObject1()
{ 
	var objXMLHttp=null
	if (window.XMLHttpRequest)
	{
		objXMLHttp=new XMLHttpRequest()
	}
	else if (window.ActiveXObject)
	{
		objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
	}
	return objXMLHttp
}