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_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_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];}
}
 
 
 function StartMenu(obj) {
	var ar = document.getElementById("masterdiv").getElementsByTagName("span");
   
    			for (var i=0; i<ar.length; i++){
    				if (ar[i].className=="options")
    				ar[i].style.display = "none";
    			}
 MM_preloadImages('up.gif')
 MM_preloadImages('down.gif')  
ShowmMenu(obj)
		
}
 
   
function SwitchMenu(obj) {
   	var el = document.getElementById(obj);
	
	if (el.style.display == "block") {
	HideMenu(obj);
	} 
	else {
	ShowmMenu(obj);
	}
}


function HideMenu(obj) {
var el = document.getElementById(obj);
el.style.display = "none";
var pic_id = "pic" + obj
MM_swapImage(pic_id,'','down.gif',1);
}

function ShowmMenu(obj) {
var ar = document.getElementById("masterdiv").getElementsByTagName("div");
   
    			for (var i=0; i<ar.length; i++){
    				if (ar[i].className=="options")
    				ar[i].style.display = "none";
					var pic_id = "pic" + "sub" + i
					MM_swapImage(pic_id,'','down.gif',1);
    			}


var el = document.getElementById(obj);
el.style.display = "block";
var pic_id = "pic" + obj
MM_swapImage(pic_id,'','up.gif',1);


	
}