function hve_display(t_id,i_id){//显示隐藏程序
var t_id;//表格ID
var i_id;//图片ID
var on_img="images/m1.gif";//打开时图片
var off_img="images/r_4.gif";//隐藏时图片
if (t_id.style.display == "none") {//如果为隐藏状态
t_id.style.display="";//切换为显示状态
i_id.src=on_img;}//换图
else{//否则
t_id.style.display="none";//切换为隐藏状态
i_id.src=off_img;}//换图
}


function showmenu(mid,min)
{
   //menu01.style.left = ((screen.width)/2-196);
   //menu01.style.display = "" ;
   if (document.body.offsetWidth<=800) {
   mid.style.left = ((800)/2+min);
   }else{
   mid.style.left = ((document.body.offsetWidth)/2+min);
   }
   //alert(document.body.offsetWidth);
   mid.style.display = "" ;
}

function hidemenu()
{
   menu01.style.display = "none" ;
   menu02.style.display = "none" ;
   menu03.style.display = "none" ;
  
}

  function mOvr(src,clrOver) {
    if (!src.contains(event.fromElement)) {
	  src.bgColor = clrOver;
	}
  }
  function mOut(src,clrIn) {
	if (!src.contains(event.toElement)) {
	  src.bgColor = clrIn;
	}
  }

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];}}
}