var discPerc;
function jsSetDisc(disc){
	discPerc = disc;	
	setDiscount();
  
}


function setDiscount()
{
	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null)
	{
		alert ("Browser does not support HTTP Request")
		return
	}
		
	var url="https://zelda.heritagewebdesign.com/~gla738/cart/set_discount.php"
	url=url+"?d=" + discPerc
	url=url+"&sid="+Math.random()  	
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("GET",url,true)
	xmlHttp.send(null)
}



function stateChanged(id)
{
  if (xmlHttp.readyState==4)
  {
    
  	var value = 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;
}