/* 嘉宾访谈  专家在线 */
	function foda(opt)
	{
		if(opt=="left")
		{
			document.getElementById("jbft").className="jbfthui";
			document.getElementById("Tjiabing").className="fontColorhui";
			document.getElementById("Tzhuanjia").className="fontColorbai";	
			document.getElementById("jiabin").className="dis";
			document.getElementById("zhuanjia").className="undis";
			
			
			document.getElementById("ajiabing").className="lanmu2";
			document.getElementById("azhuanjia").className="lanmu";
			
			return;
		}
		if(opt=="right")
		{
			document.getElementById("jbft").className="jbftlan";
			document.getElementById("Tjiabing").className="fontColorhui2";
			document.getElementById("Tzhuanjia").className="fontColorbai2";	
			document.getElementById("jiabin").className="undis";
			document.getElementById("zhuanjia").className="dis";
			
			document.getElementById("ajiabing").className="lanmu";
			document.getElementById("azhuanjia").className="lanmu2";
			
			return;
		}
	}
	/*专题集锦	激情体验	*/
	function foda2(opt)
	{
		if(opt=="left")
		{
			document.getElementById("ztjj").className="jbfthui2";
			document.getElementById("Tzhuanti").className="fontColorhui";
			document.getElementById("Tjiqing").className="fontColorbai";	
			document.getElementById("zhuantijijin").className="zhuantidis";
			document.getElementById("jiqingtiyan").className="zhuantiundis"
			
			
			document.getElementById("azhuanti").className="lanmu2";
			document.getElementById("ajiqing").className="lanmu";
			
			return;
		}
		if(opt=="right")
		{
			document.getElementById("ztjj").className="jbftlan2";
			document.getElementById("Tzhuanti").className="fontColorhui2";
			document.getElementById("Tjiqing").className="fontColorbai2";	
			document.getElementById("zhuantijijin").className="zhuantiundis";
			document.getElementById("jiqingtiyan").className="zhuantidis"
			
			document.getElementById("azhuanti").className="lanmu";
			document.getElementById("ajiqing").className="lanmu2";
			return;
		}
	}
	function foda3(opt)
	{
		if(opt=="left")
		{
			document.getElementById("xhsj").className="xsBg1";
			document.getElementById("xs1").className="bookColorhui";
			document.getElementById("xs2").className="bookColorbai";
			document.getElementById("xs3").className="bookColorbai";
			document.getElementById("xinshushangjia").className="xinshudis";
			document.getElementById("qianglituijian").className="xinshuundis";
			document.getElementById("tuigoutuijian").className="xinshuundis";
			
			
			document.getElementById("axinshu").className="lanmu2";
			document.getElementById("aqianglituijian").className="lanmu";
			document.getElementById("atuigouxinshu").className="lanmu";
			
			
			
			return;
		}
		if(opt=="conter")
		{
			document.getElementById("xhsj").className="xsBg2";
			document.getElementById("xs1").className="bookColorbai";
			document.getElementById("xs2").className="bookColorhui";
			document.getElementById("xs3").className="bookColorbai";
			document.getElementById("xinshushangjia").className="xinshuundis";
			document.getElementById("qianglituijian").className="xinshudis";
			document.getElementById("tuigoutuijian").className="xinshuundis";
			
			document.getElementById("axinshu").className="lanmu";
			document.getElementById("aqianglituijian").className="lanmu2";
			document.getElementById("atuigouxinshu").className="lanmu";
			return;
		}
		if(opt=="right")
		{
			document.getElementById("xhsj").className="xsBg3";
			document.getElementById("xs1").className="bookColorbai";
			document.getElementById("xs2").className="bookColorbai";
			document.getElementById("xs3").className="bookColorhui";
			document.getElementById("xinshushangjia").className="xinshuundis";
			document.getElementById("qianglituijian").className="xinshuundis";
			document.getElementById("tuigoutuijian").className="xinshudis";
            
            document.getElementById("axinshu").className="lanmu";
			document.getElementById("aqianglituijian").className="lanmu";
			document.getElementById("atuigouxinshu").className="lanmu2";
			return;
		}
	}
	/*最新产品推荐	电子杂志 新书快递*/
	function foda4(opt)
	{
		if(opt=="left")
		{
			document.getElementById("zxcptj").className="zuixintd";
			document.getElementById("chanpintuijian").className="zuixinchanpin";
			document.getElementById("dizizazhi").className="dianzicazhi";
			document.getElementById("xinshukuaidi").className="xinshukuaidi";
			document.getElementById("cbtjdiv").className="zxcpdis";
			document.getElementById("dzzzdiv").className="zxcpundis";
			document.getElementById("zskddiv").className="zxcpundis";
		
		    document.getElementById("achanpintuijian").className="lanmu2";
		    document.getElementById("adizizazhi").className="lanmu";
		    document.getElementById("axinshukuaidi").className="lanmu";
		
			return;
		}
		if(opt=="conter")
		{
			document.getElementById("zxcptj").className="zuixintd2";
			document.getElementById("chanpintuijian").className="zuixinchanpin2";
			document.getElementById("dizizazhi").className="dianzicazhi2";
			document.getElementById("xinshukuaidi").className="xinshukuaidi";
			document.getElementById("cbtjdiv").className="zxcpundis";
			document.getElementById("dzzzdiv").className="zxcpdis";
			document.getElementById("zskddiv").className="zxcpundis";
		
		    document.getElementById("achanpintuijian").className="lanmu";
		    document.getElementById("adizizazhi").className="lanmu2";
		    document.getElementById("axinshukuaidi").className="lanmu";
			return;
		}
		if(opt=="right")
		{
			document.getElementById("zxcptj").className="zuixintd3";
			document.getElementById("chanpintuijian").className="dianzicazhi";
			document.getElementById("dizizazhi").className="dianzicazhi";
			document.getElementById("xinshukuaidi").className="xinshukuaidi2";
			document.getElementById("cbtjdiv").className="zxcpundis";
			document.getElementById("dzzzdiv").className="zxcpundis";
			document.getElementById("zskddiv").className="zxcpdis";
		    
		    document.getElementById("achanpintuijian").className="lanmu";
		    document.getElementById("adizizazhi").className="lanmu";
		    document.getElementById("axinshukuaidi").className="lanmu2";
			return;
		}
	}
	/*友情链接	酒类网站导航 烟台网站导航*/
	function foda5(opt)
	{
		if(opt=="left")
		{
			document.getElementById("youqing").className="youqingbg";
			document.getElementById("youqinglianjie").className="youqinglink";
			document.getElementById("jiuleiwangzhan").className="jiuleiwangzhan";
			document.getElementById("yantaiwangzhan").className="yantaiwangzhang";
			document.getElementById("link1").className="youqingdis";
			document.getElementById("link2").className="youqingundis";
			document.getElementById("link3").className="youqingundis";
		
		    document.getElementById("ayouqinglianjie").className="lanmu2";
			document.getElementById("ajiuleiwangzhan").className="lanmu";
			document.getElementById("ayantaiwangzhang").className="lanmu";
			return;
		}
		if(opt=="conter")
		{
			document.getElementById("youqing").className="youqingbg2";
			document.getElementById("youqinglianjie").className="youqinglink2";
			document.getElementById("jiuleiwangzhan").className="jiuleiwangzhan2";
			document.getElementById("yantaiwangzhan").className="yantaiwangzhang";
			document.getElementById("link1").className="youqingundis";
			document.getElementById("link2").className="youqingdis";
			document.getElementById("link3").className="youqingundis";
		    
		    document.getElementById("ayouqinglianjie").className="lanmu";
			document.getElementById("ajiuleiwangzhan").className="lanmu2";
			document.getElementById("ayantaiwangzhang").className="lanmu";
			return;
		}
		if(opt=="right")
		{
			document.getElementById("youqing").className="youqingbg3";
			document.getElementById("youqinglianjie").className="youqinglink2";
			document.getElementById("jiuleiwangzhan").className="jiuleiwangzhan";
			document.getElementById("yantaiwangzhan").className="yantaiwangzhang2";
			document.getElementById("link1").className="youqingundis";
			document.getElementById("link2").className="youqingundis";
			document.getElementById("link3").className="youqingdis";
			
			document.getElementById("ayouqinglianjie").className="lanmu";
			document.getElementById("ajiuleiwangzhan").className="lanmu";
			document.getElementById("ayantaiwangzhang").className="lanmu2";
			return;
		}
	}
	function box(opt)
	{
		if(opt=='0')
		{
		
	        var  a=document.getElementById("txtContent").value;
	        if(a==null||a=="")
	        {
	             document.getElementById("txtContent").value="这里输入要查询的图书";
	        }
	        
	       
	    }
	    if(opt=='1')
	    {
	        var  a=document.getElementById("txtContent").value;
	        if(a=="这里输入要查询的图书")
	        {
	         document.getElementById("txtContent").value=""  
	         }
	    }
	}