function removeall()
{
	document.frmcart.cartmode.value = "RemoveAll";
	document.frmcart.submit();
}
function removeone(id)
{
	if(confirm("Are you sure you want to delete this product?"))
	{
		document.frmcart.cartmode.value = "RemoveOne";
		document.frmcart.productid.value = id;
		document.frmcart.submit();
	}
}
function updatecart()
{
	document.frmcart.cartmode.value = "UpdateCart";
	document.frmcart.submit();
}
function continueshopping(url)
{
	window.location = url;
	
}
function gotocheckout()
{
	//window.location = site_url+'index.php?file=ca-billing&checkout=normal';
	window.location = site_url+'index.php?file=ca-review&checkout=express';
	return false;
}
function gotocartcheckout()
{
  window.location = site_url+'index.php?file=ca-review&checkout=express';
  return false;
}
function gotoquickcheckout()
{
	window.location = site_url+'index.php?file=ca-review&checkout=express';
	return false;
}
function deletecoupon()
{
	ans = confirm("Confirm to delete coupon discount?");
	if(ans == true)
	{
		document.frmcart.coupon_mode.value = "del_coupon";
		document.frmcart.submit();
	}
	else
	{
		return false;
	}
}
function getHTTPObject()
{
	// code for Mozilla, etc.
	if (window.XMLHttpRequest)
  	{
  		xmlhttp=new XMLHttpRequest()
  	}
// code for IE
	else if (window.ActiveXObject)
  	{
  		xmlhttp=new ActiveXObject("Microsoft.XMLHTTP")
  	}
	return xmlhttp;
}
var http = getHTTPObject();
function checkecouponexist()
{
	if(document.frmcart.vCouponCode.value == "")
	{
		alert("Please Enter Coupon Code");
		document.frmcart.vCouponCode.focus();
		return false;
	}
	else
	{
		code = document.frmcart.vCouponCode.value;
		var url = "ajax_couponcode.php?code=";
		var isWorking = false;
		if (!isWorking)
		{
			if(code != "")
			{
				http.open("GET", url + escape(code), true);
			   	isWorking = true;
				http.onreadystatechange = handleHttpResponse;
				http.send(null);
			}
	  	}
	}
	return false;
}
function handleHttpResponse() 
{ 
	if (http.readyState == 4) 
	{	
    		var checkdata = http.responseText;
			if(checkdata == 0) {
				alert("Coupon code is not valid.");
				document.frmcart.vCouponCode.focus();
				return false;
			}
			else if(checkdata == 1)
			{
				alert("Your coupon code is expired.");
				document.frmcart.vCouponCode.focus();
				return false;
			}
			else
			{
				document.frmcart.submit();
			}
  	}
}