// JScript 文件
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage(n) { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];
   if(n=='B')
   {
      document.getElementById("tu").src="images/as2.jpg";
   }else if(n=='C')
   {
      document.getElementById("tu").src="images/as3.jpg";
   }else
   {
      document.getElementById("tu").src="images/as1.jpg";
   }
   }
  
}




function DIVShow(i){
    for(var j=1;j<100;j++){
        if(j!=i)
        {
            document.getElementById("about"+j).style.display = 'none';
        }
        else{
            if( document.getElementById("about"+i).style.display=='')
               document.getElementById("about"+i).style.display = 'none';
            else
               document.getElementById("about"+i).style.display = '';
            }
       }
}


function DIVShow1(i){
    for(var j=1;j<100;j++){
        if(j!=i)
        {
            document.getElementById("about"+j).style.display = 'none';
        }
        else{
            if( document.getElementById("about"+i).style.display=='')
               document.getElementById("about"+i).style.display = 'none';
            else
               document.getElementById("about"+i).style.display = '';
            }
       }
}
//navHover = function() { 
//var lis = document.getElementById("navmenu").getElementsByTagName("LI"); 
//for (var i=0; i<lis.length; i++) { 
//lis[i].onmouseover=function() { 
//this.className+=" iehover"; 
//} 
//lis[i].onmouseout=function() { 
//this.className=this.className.replace(new RegExp(" iehover\\b"), ""); 
//} 
//} 
//} 
//if (window.attachEvent) window.attachEvent("onload", navHover); 
//

function getdiv(n)
{
    
    document.getElementById("contents"+n).style.visibility = 'visible';
    //alert("contents"+n);
}
function lostdiv(n)
{
    //alert("contents"+n);
    document.getElementById("contents"+n).style.visibility = 'hidden';
}



//<![CDATA[
var cur_index=0
var settime

function change_Menu(index)
{
 cur_index=index
 if(cur_index<3)
 {
    cur_index++
    document.getElementById("tu").src="images/as"+cur_index+".jpg";    
   }
   
 else
 {
     cur_index=0
   }
 settime=setTimeout("change_Menu(cur_index)",4000)//设置延迟时间
  
}
function Menu(c_index){
  clearTimeout(settime)
  change_Menu(c_index)
 }    
  
  //]]>