/**
 * The contents of this JavaScript, which preloads images and displays 
 * alternate images on a mouseover, has been taken from open source 
 * appearing at http://www.starwars.com/
 **/

function WM_preloadImages() {
	if (document.images) {
		if (typeof(document.WM) == 'undefined') {
			document.WM = new Object(); }
		document.WM.loadedImages = new Array();
		var argLength = WM_preloadImages.arguments.length;
		for (arg=0; arg<argLength; arg++) {
			document.WM.loadedImages[arg] = new Image();
			document.WM.loadedImages[arg].src = WM_preloadImages.arguments[arg]; }}}

function WM_imageSwap(daImage, daSrc) {
	var objStr, obj;
	if (document.images) {
		if (typeof(daImage) == 'string') {
			// objStr is here to gain compatability with ie3 for the mac.
			objStr = 'document.' + daImage;
			obj = eval(objStr);
			obj.src = daSrc; }
		else if ((typeof(daImage) == 'object') && daImage && daImage.src) {
			daImage.src = daSrc; }}}