function newImage(arg) 
			{
				if (document.images) 
				{
					rslt = new Image();
					rslt.src = arg;
					return rslt;
				}
			}

			function changeImages() 
			{
				if (document.images && (preloadFlag == true)) 
				{
					for (var i=0; i<changeImages.arguments.length; i+=2) 
					{
						document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
					}
				}
			}

			var preloadFlag = false;
			
			function preloadImages() 
			{
				if (document.images) 
				{
					Bio_over = newImage("images/Bio-over.gif");
					Merch_over = newImage("images/Merch-over.gif");
					Press_over = newImage("images/Press-over.gif");
					Links_over = newImage("images/Links-over.gif");
					Gear_over = newImage("images/Gear-over.gif");					
					preloadFlag = true;
				}
			}