function shows(div1,div2,ids){
	if (ids==1){
		div1.style.display="";
		div2.style.display="none";
	}
	else{
		div2.style.display="";
		div1.style.display="none";
	}
	
	
	
}
<!--
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() { //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];}
}
//-->

/*按比例生成缩略图*/
function DrawImage(ImgD,imageW,imageH){			//控制照片长、宽
	//imageW=130;
	//imageH=130;
   var image=new Image();
   image.src=ImgD.src;
   if(image.width>0 && image.height>0){
    flag=true;
    if(image.width/image.height>= imageW/imageH){
     if(image.width>imageW){
     ImgD.width=imageW;
     ImgD.height=(image.height*imageW)/image.width;
     }else{
     ImgD.width=image.width;
     ImgD.height=image.height;
     }
     }
    else{
     if(image.height>imageH){
     ImgD.height=imageH;
     ImgD.width=(image.width*imageH)/image.height;
     }else{
     ImgD.width=image.width;
     ImgD.height=image.height;
     }
     }
    }
  }

	var count=0;//做计数器
	var limit=new Array();//用于记录当前显示的哪几个菜单
	var countlimit=1;//同时打开菜单数目，可自定义
function expandIt(el) {
   obj = eval("sub" + el);
   obj.style.display = "block";//显示子菜单
	for (i=1;i<20;i++){
		
		if (i!=el){
			obs=eval("sub"+i);
			obs.style.display = "none";
		}
	}
}
function showmax(el){
	for (i=0;i<6;i++){
		if (i!=el){
		boj_div = eval("div" + i);
		obj_sub = eval("subs" + i);
		boj_div.style.backgroundImage = "";
		obj_sub.style.display="none";
		}
	}
	boj_div = eval("div" + el);
	obj_sub = eval("subs" + el);
	boj_div.style.backgroundImage ="url(../Images/menu_mid01.jpg)";
	obj_sub.style.display="block";
}
function hidmax(el){
	obj_sub = eval("subs" + el);
	obj_div = eval("div" + el);
	obj_sub.style.display="none";
	obj_div.style.backgroundImage ="";		
}

function hiddiv_sub(){
	
	for (i=0;i<6;i++){
		obj_sub = eval("subs" + i);
		obj_div = eval("div" + i);
		obj_sub.style.display="none";
		obj_div.style.backgroundImage ="";		
	}
}





//   obj = eval("sub" + el);
//   if (obj.style.display == "none") {
//      obj.style.display = "block";//显示子菜单
//      if (count<countlimit) {//限制2个
//         limit[count]=el;//录入数组
//         count++;
//      }
//      else {
//         eval("sub" + limit[0]).style.display = "none";
//         for (i=0;i<limit.length-1;i++) {limit[i]=limit[i+1];}//数组去掉头一位，后面的往前挪一位
//         limit[limit.length-1]=el;
//      }
//   }
//   else {
//      obj.style.display = "none";
//      var j;
//      for (i=0;i<limit.length;i++) {if (limit[i]==el) j=i;}//获取当前点击的菜单在limit数组中的位置
//      for (i=j;i<limit.length-1;i++) {limit[i]=limit[i+1];}//j以后的数组全部往前挪一位
//      limit[limit.length-1]=null;//删除数组最后一位
//      count--;
//   }