function WM_preloadImages() {
	/*
	WM_preloadImages()
	Loads images into the browser's cache for later use.
	Source: Webmonkey Code Library
	*/	
	  // Don't bother if there's no document.images
	  if (document.images) {
		if (typeof(document.WM) == 'undefined'){
		  document.WM = new Object();
		}
		document.WM.loadedImages = new Array();
		// Loop through all the arguments.
		var argLength = WM_preloadImages.arguments.length;
		for(arg=0;arg<argLength;arg++) {
		  // For each arg, create a new image.
		  document.WM.loadedImages[arg] = new Image();
		  // Then set the source of that image to the current argument.
		  document.WM.loadedImages[arg].src = WM_preloadImages.arguments[arg];
		}
	  }
	}


function WM_imageSwap(daImage, daSrc){
	  var objStr,obj;
	  /*
		WM_imageSwap()
		Changes the source of an image.
		Source: Webmonkey Code Library
		*/
	
	  // Check to make sure that images are supported in the DOM.
	  if(document.images){
		// Check to see whether you are using a name, number, or object
		if (typeof(daImage) == 'string') {
		  // This whole objStr nonesense is here solely 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;
		}
	  }
	}