var isDOM = (document.getElementById ? true : false); 
			var isIE4 = ((document.all && !isDOM) ? true : false);
			var isNS4 = (document.layers ? true : false);

			function getRef(id)
			{
				if (isDOM) return document.getElementById(id);
				if (isIE4) return document.all[id];
				if (isNS4) return document.layers[id];
			}

			var isNS = navigator.appName == "Netscape";

			function moveRightEdge()
			{
				var yMenuFrom, yMenuTo, yOffset, timeoutNextCheck;
				if (isNS4)
				{
					yMenuFrom   = divMenu.top;
					yMenuTo     = windows.pageYOffset + 106;
				}
				else if (isDOM)
				{
					yMenuFrom   = parseInt (divMenu.style.top, 10);
					yMenuTo     = (isNS ? window.pageYOffset : document.body.scrollTop) + 106;
				}

				timeoutNextCheck = 106;

				if (yMenuFrom != yMenuTo)
				{
					yOffset = Math.ceil(Math.abs(yMenuTo - yMenuFrom) / 20);
					if (yMenuTo < yMenuFrom)
						yOffset = -yOffset;
					if (isNS4)
					divMenu.top += yOffset;
					else if (isDOM)
						divMenu.style.top = parseInt (divMenu.style.top, 10) + yOffset;
						timeoutNextCheck = 10;
				}
				setTimeout ("moveRightEdge()", timeoutNextCheck);
			}