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

		// Change the image if the rest of the page is loaded
		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];
				}
			}
		}

		// Preloads the images
		var preloadFlag = false;
		function preloadImages() {
			if (document.images) {
				mainimage1 = newImage("images/tour/tour2.jpg");
				icon1 = newImage("images/tour/icon2.gif");
				preloadFlag = true;
			}
		}