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];}}
   
	//初始时，放大为选中状态
	//MM_swapImage('Image44','','images/menu3_03.gif',1)
	MM_select('Image44','images/menu3_03.gif');
	

	
}

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

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; 
   if (document.MM_sel != a[0])
   {
      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];
		  }
   }
   
   
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_select(s, imagefile)
{
   var x, a = document.MM_sel;
   //恢复刚才点击的按钮
   if (a && a != "" && a != s)
   {
     x = MM_findObj(a);
	 //alert("x.oSrc:" + x.oSrc + "x.src" + x.src);
	 x.src = x.oSrc;
   }
   //alert(s + imagefile);
   MM_swapImage(s,'',imagefile,1)
    
   document.MM_sel = s;
   //alert("" + document.MM_sel + "");
}

//把按钮复位，这时没有一个按钮是按下去的
function MM_reset()
{
   var x, a = document.MM_sel;
   if (a && a != "")
   {
     x = MM_findObj(a);
	 x.src = x.oSrc;
   }
    document.MM_sel = null;
}