// Copyright 2006-2007 javascript-array.com
			
			var TimeOut         = 300;
			var currentLayer    = null;
			var currentitem     = null;
			var currentLayerNum = 0;
			var noClose         = 0;
			var closeTimer      = null;
			
			// Open Hidden Layer
			function mopen(n)
			{
			    var l  = document.getElementById("menu"+n);
			    var mm = document.getElementById("mmenu"+n);
				
			    if(l)
			    {
			        mcancelclosetime();
			        l.style.visibility='visible';
			
			        if(currentLayer && (currentLayerNum != n))
			            currentLayer.style.visibility='hidden';
			
			        currentLayer = l;
			        currentitem = mm;
			        currentLayerNum = n;			
			    }
			    else if(currentLayer)
			    {
			        currentLayer.style.visibility='hidden';
			        currentLayerNum = 0;
			        currentitem = null;
			        currentLayer = null;
				}
			}
			
			// Turn On Close Timer
			function mclosetime()
			{
			    closeTimer = window.setTimeout(mclose, TimeOut);
			}
			
			// Cancel Close Timer
			function mcancelclosetime()
			{
			    if(closeTimer)
			    {
			        window.clearTimeout(closeTimer);
			        closeTimer = null;
			    }
			}
			
			// Close Showed Layer
			function mclose()
			{
			    if(currentLayer && noClose!=1)
			    {
			        currentLayer.style.visibility='hidden';
			        currentLayerNum = 0;
			        currentLayer = null;
			        currentitem = null;
			    }
			    else
			    {
			        noClose = 0;
			    }
			
			    currentLayer = null;
			    currentitem = null;
			}
			
			// Close Layer Then Click-out
			document.onclick = mclose;