function navbar_tab(navbar_num,navbar_all)
	{

		for(var i=1;i<=navbar_all;i++)
		{
			document.getElementById("navbar_kongzhi").className=("navbar_id_"+ navbar_num);
			document.getElementById("navbar_zt_"+i).className="weixuanzhong";
		}
        document.getElementById("navbar_zt_"+navbar_num).className="xuanzhong";
	}
	function getUrl()
	{
		var url=location.href;
		//首页
		if(url.indexOf("default")>0)
            navbar_num=1
        //个人护理
		else if(url.indexOf("Phone")>0)
			navbar_num=2
        //手机数码
		else if(url.indexOf("DigitalIndex")>0)
			navbar_num=3
        //名品化妆
		else if(url.indexOf("CosIndex")>0)
			navbar_num=4
        //时尚家电
		else if(url.indexOf("ApplianceIndex")>0)
			navbar_num=5
		//居家生活
		else if(url.indexOf("LifeIndex")>0)
			navbar_num=6
		//母婴
		else if(url.indexOf("BabyIndex")>0)
			navbar_num=7
		//食品饮料
		else if(url.indexOf("FoodIndex")>0)
			navbar_num=8		
		else 
			navbar_num=1;
		return navbar_num;
	}
	function navbar_tab2()
	{
		var navbar_num=getUrl();
		var obj=document.getElementById("navbar_kongzhi").childNodes;
		var linum=obj.length;
		var linum_temp=0;
		for(var i=0;i<linum;i++)
		{
			if(document.getElementById("navbar_kongzhi").childNodes[i].nodeName=="LI")
            linum_temp++;
		}
		if(linum_temp > 7)
		{
		    for(var i=1;i<=linum_temp;i++)
		    {
	            document.getElementById("navbar_zt_"+i).className="weixuanzhong";
		    }
			document.getElementById("navbar_kongzhi").className=("navbar_id_"+ navbar_num);
			document.getElementById("navbar_zt_"+navbar_num).className="xuanzhong";
		}
		else
		{
		    for(var i=1;i<=linum_temp;i++)s
		    {
			    document.getElementById("navbar_zt_"+i).className="weixuanzhong";
		    }
			document.getElementById("navbar_kongzhi").className=("navbar_site_"+ navbar_num);
			document.getElementById("navbar_zt_"+navbar_num).className="xuanzhong";
		}
	}