function getcartlist(){
	$(".cart").addClass("tu_hover");
	$.ajax({url:www_url+"/do/mycart_do.php",async:false,cache:false, dataType:"json",
			success:function(json){
							$(".cart_count").html(json.count.toString());	
							$(".cart").html(json.list);
					  }
	});
}
	
$(document).ready(function(){
	$(".tu_top_menu>a").mouseenter(function(){
		$(this).addClass("tu_top_menu_a_hover");
		//$(this).parent().prev('li').addClass("top_menu_bg");
		$(this).parent().find("div.submenu").addClass("tu_hover");
	});
	$(".tu_top_menu").mouseleave(function(){
		$(this).find("a").removeClass("tu_top_menu_a_hover");	
		//$(this).prev('li').removeClass("tu_top_menu_bg");
		$(this).find("div.submenu").removeClass("tu_hover");
	});
//	//头部菜单样式处理
	
	$(".top_cart").mouseenter(function(){
		getcartlist();
	}); 

});	
//头部菜单样式处理及购物车特殊处理
  
function cartadd(cid,cat,cnum){
	$.ajax({url:www_url+"/do/mycart_do.php ",data:{act:'add',cat:cat,cid:cid,cnum:cnum},async:false,cache:false,dataType:"json",
	success:function(json){
		$(".cart_count").html(json.count.toString());
		$(".cart").html(json.list);
	}
	});	
}
//添加商品到购物车

function cartdel(cid,cat){
	$.ajax({url:www_url+"/do/mycart_do.php ",data:{act:'del',cat:cat,cid:cid},async:false,cache:false,dataType:"json",
	success:function(json){
		$(".cart_count").html(json.count.toString());
		$(".cart").html(json.list);

	}
	});	
}
//删除购物车商品

function div_show(div_bg,div_content){
	var div_bg = document.getElementById(div_bg); 
	var div_content = document.getElementById(div_content);
	div_bg.style.width = document.documentElement.scrollWidth+"px"; 
	div_bg.style.height = document.documentElement.scrollHeight+"px";
	div_bg.style.display = "block"; 
	div_content.style.display = "block"; 
}

function div_hide(div_bg,div_content){
	document.getElementById(div_bg).style.display="none";	
	document.getElementById(div_content).style.display="none";	
}