/*最近产品资讯 电子杂志 新书快递*/
	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("xinshushangjia").className="xinshudis";
			document.getElementById("qianglituijian").className="xinshuundis";
			document.getElementById("tuigoutuijian").className="xinshuundis";
		
			
			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("xinshushangjia").className="xinshuundis";
			document.getElementById("qianglituijian").className="xinshudis";
			document.getElementById("tuigoutuijian").className="xinshuundis";

			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("xinshushangjia").className="xinshuundis";
			document.getElementById("qianglituijian").className="xinshuundis";
			document.getElementById("tuigoutuijian").className="xinshudis";
			return;
		}
	}
	function overdaohang(opt)
	{
	   

	  if(opt=='1')
	   {
    
	  document.getElementById("daohang").src='../images/daohang1.jpg';
        return;
	  }
	  if(opt=='2')
	   {
	   
	  document.getElementById("daohang").src='../images/daohang2.jpg';
         return;   
	  }
	  if(opt=='3')
	   {
	
	  document.getElementById("daohang").src='../images/daohang3.jpg';
	  return;
	  }
	 if(opt=='4')
	   {

	  document.getElementById("daohang").src='../images/daohang4.jpg';
	  return;
	  }
	  if(opt=='5')
	   {

	  document.getElementById("daohang").src='../images/daohang5.jpg';
	  return;
	  }
	 if(opt=='6')
	   {

	  document.getElementById("daohang").src='../images/daohang6.jpg';
	  return;
	  }
	   if(opt=='7')
	   {

	  document.getElementById("daohang").src='../images/daohang7.jpg';
	  return;
	  }
	      if(opt=='8')
	   {

	  document.getElementById("daohang").src='../images/daohang8.jpg';
	  return;
	  }
	   if(opt=='9')
	   {

	  document.getElementById("daohang").src='../images/daohang9.jpg';
	  return;
	  }
	}
    function outdaohang()
	{

	  document.getElementById("daohang").src='../images/daohang2.jpg';
	
	
	}  

 function typeOverStype(opt,acolor)
	{
	 
	        document.getElementById(opt).style.backgroundColor="#F2FFF8";

	        document.getElementById(acolor).style.color="#CA6700";
	   

	}
 function typeOutStype(opt,acolor)
	{
	    var a=0;
	    if(document.getElementById("shenghuo").style.backgroundColor=="#f2fff8")
	    {
	   
	        a++;
	    }
    	if(document.getElementById("jiulei").style.backgroundColor=="#f2fff8")
	    {
	        a++;
	    }
	    if(document.getElementById("sheke").style.backgroundColor=="#f2fff8")
	    {
	        a++;
	    }
	    if(document.getElementById("keji").style.backgroundColor=="#f2fff8")
	    {
	        a++;
	    }
	    if(document.getElementById("wenyi").style.backgroundColor=="#f2fff8")
	    {
	        a++;
	    }
	     if(document.getElementById("lizhi").style.backgroundColor=="#f2fff8")
	    {
	        a++;
	    }
	     if(document.getElementById("renwen").style.backgroundColor=="#f2fff8")
	    {
	        a++;
	    }
	     if(document.getElementById("kejilei").style.backgroundColor=="#f2fff8")
	    {
	        a++;
	    }
	     if(document.getElementById("renwensheke").style.backgroundColor=="#f2fff8")
	    {
	        a++;
	    }
	     if(document.getElementById("keji2").style.backgroundColor=="#f2fff8")
	    {
	        a++;
	    }
	     if(document.getElementById("Div1").style.backgroundColor=="#f2fff8")
	    {
	        a++;
	    }
	     if(document.getElementById("Div2").style.backgroundColor=="#f2fff8")
	    {
	        a++;
	    }
	
	    if(a>1)
	    {
	  
	    
	        document.getElementById(opt).style.backgroundColor="#E2EAFF";
	        document.getElementById(acolor).style.color="#323594";
	        }

	}


/*改变文本框样式*/
    function onfoucstxtstyle(opt)
    {
  
        document.getElementById(opt).className="Currentbgcolor";
    }
    function onbluetxtstyle(opt)
    {
        document.getElementById(opt).className="Defautbgcolor";
    }
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=""  
	         }
	    }
	}