var currenttimer
function MM_showHideLayers() { //v9.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) 
  with (document) if (getElementById && ((obj=getElementById(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 hideallmenus()
{
	cancelTimer()
	MM_showHideLayers('BSMenu','','hide');
}

function showBSMenu()
{
	hideallmenus()
	MM_showHideLayers('BSMenu','','show');
}

function startMenutimer()
{
	cancelTimer()
	currenttimer = setTimeout("hideallmenus()", 3000);
}

function cancelTimer()
{
	if(currenttimer)
		clearTimeout(currenttimer);
}