<!--
	var waitnext_scroll = false;
	var multi_scroll = null;
	function handle(delta) 
	{  
	    if(waitnext_scroll) return;
        if (delta > 0)
		{
			if (zoom == minzoom) return;
			zoom=Math.round(zoom/2);
			if (zoom<minzoom) zoom=minzoom;
			SetZoomLev(GetLev(true));
		}
        else
		{
			if (zoom == maxzoom) return;
			zoom=Math.round(zoom*2);
			if (zoom>maxzoom) zoom=maxzoom; 
			SetZoomLev(GetLev(true));
		};
		handle_sum();
	}
	
	function handle_sum()
	{
		waitnext_scroll = true;
		SetMap();
	}

	var onthemap = false;
	function wheel(event)
	{	
		if(!onthemap) return;
		
        var delta = 0;

        if (!event) event = window.event;

        if (event.wheelDelta) 
		{ 
                delta = event.wheelDelta/120;

                if (window.opera) delta = -delta;
        } 
		else if (event.detail) 
		{ 
            delta = -event.detail/3;
        }
        if (delta) handle(delta);
        if (event.preventDefault)  event.preventDefault();
		event.returnValue = false;
	}

	if (window.addEventListener)
	{
		window.addEventListener('DOMMouseScroll', wheel, false);
	};
	window.onmousewheel = document.onmousewheel = wheel;

-->