function XMenu(o){
  this.$ = function(o){ return document.getElementById(o);}
  this.$$ = function(o, str){ return o.getElementsByTagName(str);}
  this.obj = o;
  this.bind();
 }
 XMenu.prototype = {
  bind : function(){
   var xxx = this.$(this.obj); 
   var xdt = this.$$(xxx, 'dt');
   var xdd = this.$$(xxx, 'dd');
   var xdtl = xdt.length;
   xxx['obj'] = xdt[0];
   for(var i=0; i<xdtl; i++){
    xdt[i]['dd'] = xdd[i];
    xdt[i]['div'] = xxx;
    xdt[i].onmouseover = function(){

		var _self=this;
		this.showId=setTimeout(function(){
			 _self['div']['obj'].className = 'normal';
			 _self['div']['obj']['dd'].className = 'none';
			 _self.className = 'over';
			 _self['dd'].className = 'block';
			 _self['div']['obj'] = _self;			
		},10);
    }


   }
   xxx.onmouseout = function(){
    var d = this;

clearTimeout(this.showId);

    this.hide = setTimeout(function(){
     d['obj'].className = 'normal';
     d['obj']['dd'].className = 'none';
     d = null;
    },10); 
   }
   xxx.onmouseover = function(){
    if(this.hide){
     clearTimeout(this.hide);
    }
   }
  }
 }
 window.onload = function (){
  new XMenu('warpper'); 
 }
 
 
 

        //移过时div的背景色   
        function rowOver(target)   
        {   
        target.style.background='#FCFCE3'; 
        target.style.border='1px #FF797A solid';
        }   
        //移出时div的背景色   
        function rowOut(target)   
        {   
        target.style.background='#ffffff';  
        target.style.border='1px #ffffff solid';
        
        }   
        //恢复div的的onmouseover事件配套调用函数   
        function resumeRowOver()   
        {   
        rowOver(this);   
        }   

 
  function guanggaoDiv(type)
 {
    if(type=="ld_tl")
    {
         document.getElementById("ld").style.display="block";
         document.getElementById("ld1").style.display="none";
         document.getElementById("ld_center").style.display="block";
         document.getElementById("gg").style.display="none";
    }
    if(type=="ld_td")
    {
         document.getElementById("ld1").style.display="block";
         document.getElementById("ld").style.display="none";
         document.getElementById("gg1").style.display="block";
         document.getElementById("ld_center1").style.display="none";
    }
 }



   function dd(i){
        if(i ==2)
        {
       
          document.getElementById("pp").style.backgroundImage ="url(../images/hg_bg1.jpg)";
          document.getElementById("dd_1_1").src="images/guo.jpg";
          document.getElementById("dd_1_1").src="images/hai.jpg";
          document.getElementById("dd2_1_" + i).style.display = "";	
          document.getElementById("dd2_1_1").style.display = "none";
        }
       
        if(i == 1)
        {
           document.getElementById("pp").style.backgroundImage ="url(../images/hg_bg.jpg)";
           document.getElementById("dd_1_1").src="images/hai.jpg";
           document.getElementById("dd_1_2").src="images/guo.jpg";
           document.getElementById("dd2_1_" + i).style.display = "";	
           document.getElementById("dd2_1_2").style.display = "none";
        }
}
       function Allpro(type)
       { 
          if(type=="suoyouhangye")
          {
           document.getElementById("hangye").style.display="block";
           document.getElementById("hangyeimg").src="../../images/tops.jpg";
           document.getElementById("shangwu").style.display="none";
           document.getElementById("daohang").style.display="none";
          }
           else if(type=="shangwufuwu")
          {
           document.getElementById("shangwu").style.display="block";
           document.getElementById("shangwuimg").src="../../images/tops.jpg";
           document.getElementById("hangye").style.display="none";
           document.getElementById("daohang").style.display="none";
          }
        } 
        
        function Allout(type)
        {
         if(type=="suoyouhangye")
          {
                if(document.getElementById("hangye").style.display=="block")
                {
                    document.getElementById("hangye").style.display="none";
                    document.getElementById("hangyeimg").src="../../images/top3.jpg";
              
                }
                else if(document.getElementById("hangye").style.display=="none")
                {
                     document.getElementById("hangye").style.display="none";
                     
                }
          }
          else if(type=="shangwufuwu")
          {
                if(document.getElementById("shangwu").style.display=="block")
                    {
                        document.getElementById("shangwu").style.display="none";
                         document.getElementById("shangwuimg").src="../../images/top3.jpg";
                     
                    }
                    else if(document.getElementById("shangwu").style.display=="none")
                    {
                         document.getElementById("shangwu").style.display="none";
                    }
          }

       }