function readCookie(name) //用于有多选的页面
	{ 
		var cookieValue = ""; 
		var search = name + "="; 
		if(document.cookie.length > 0) 
		{ 
			offset = document.cookie.indexOf(search); 
			
			if (offset != -1) 
			{ 
				offset += search.length; 
				end = document.cookie.indexOf(";", offset); 
				if (end == -1) end = document.cookie.length; 
			    cookieValue = unescape(document.cookie.substring(offset, end))
			    
			    var n=cookieValue.replace(/(.+),/g,"$1");
			    //alert(cookieValue);
			    var count=n.split(',');
			   document.getElementById("productcount").innerHTML=count.length;
			   document.getElementById("productcount2").innerHTML=count.length;
			   document.getElementById("welcomediv").innerHTML=count.length;
			   document.getElementById("welcomeshop").src="/web_pic/shop.gif";
			} 
		}
	} 

	
	function readCookienext(name) //用于没有多选的页面
	{ 
		var cookieValue = ""; 
		var search = name + "="; 
		if(document.cookie.length > 0) 
		{ 
			offset = document.cookie.indexOf(search); 
			
			if (offset != -1) 
			{ 
				offset += search.length; 
				end = document.cookie.indexOf(";", offset); 
				if (end == -1) end = document.cookie.length; 
			    cookieValue = unescape(document.cookie.substring(offset, end))
			    
			    var n=cookieValue.replace(/(.+),/g,"$1");
			    var count=n.split(',');
			   document.getElementById("welcomediv").innerHTML=count.length;
			   document.getElementById("welcomeshop").src="/web_pic/shop.gif";
			} 
		}
	}