var isOnSubMenu=0;
var MaxTimeToWait=5000;
function MM_findObj(n, d) 
{
  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_showHideLayers() 
{
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}
function MM_waitforClose()
{
	setTimeout("MM_closeSubMenu()",MaxTimeToWait);
}
function isTrueOnSubMenu()
{
	isOnSubMenu=1;
}
function isNotOnSubMenu()
{
	isOnSubMenu=0;
}
function MM_closeSubMenu()
{
	if (isOnSubMenu==0)	
	{
		MM_showHideLayers('Collection','','hide','Mask','','hide');
	}			
}