function add_to_cart_multiple(id,totProd){
	var divName = 'div_'+id;
	var sendQty = '';
	 
	var hasSomeQty = false;
	for (var i = 0; i < totProd; i++){
	
		var ctr = document.getElementById(id+'_'+i);
		 
		if (ctr.value > 0)
		{
			hasSomeQty = true;
			sendQty += i + '_' +  ctr.value+'||';
		}
	
	}
	if(hasSomeQty == false){
		alert("Please enter some quantity!");
		return false;
	}else{
	var strupdate = 'id='+id+'&qty='+sendQty ;
 	
	xmlhttp("ajax_add_to_cart_multiple.php",strupdate,divName);
	}
}
function add_to_cart(id){
	var divName = 'div_'+id;
	var qty = document.getElementById('Qty_'+id).value;
	var strupdate = 'id='+id+'&qty='+qty ;	
	
	xmlhttp("ajax_add_to_cart.php",strupdate,divName);
}
function xmlhttp(strURL,strupdate,divName)
{

	var xmlHttpReq = false;
	var self = this;
	// alert(strURL+" "+strupdate+" "+divName)
	// document.getElementById(divName).innerHTML="<img align=top src='manager/images/ajax2.gif' title='Update in progress...'>";
	// Mozilla/Safari
	if (window.XMLHttpRequest) {
		self.xmlHttpReq = new XMLHttpRequest();
	}
	// IE
	else if (window.ActiveXObject) {
		self.xmlHttpReq = new ActiveXObject("Microsoft.XMLHTTP");
	}
	var params = strupdate ;
	self.xmlHttpReq.open('POST', strURL, true);
	self.xmlHttpReq.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8');
	self.xmlHttpReq.onreadystatechange = function() {
	if (self.xmlHttpReq.readyState == 4){		 
		document.getElementById(divName).innerHTML=self.xmlHttpReq.responseText;
	}
	}
	self.xmlHttpReq.send(params);
}