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) {
		Contact_over = newImage("images/Contact-over.jpg");
		Links_over = newImage("images/Links-over.jpg");
		Reviews_over = newImage("images/Reviews-over.jpg");
		Gigs_over = newImage("images/Gigs-over.jpg");
		Bubble_Contact_over = newImage("images/Bubble-Contact_over.jpg");
		Bubble_Music_over = newImage("images/Bubble-Music_over.jpg");
		Bubble_Photos_over = newImage("images/Bubble-Photos_over.jpg");
		Bubble_Bio_over = newImage("images/Bubble-Bio_over.jpg");
		Bubble_Reviews_over = newImage("images/Bubble-Reviews_over.jpg");
		Bubble_Links_over = newImage("images/Bubble-Links_over.jpg");
		Bubble_Gigs_over = newImage("images/Bubble-Gigs_over.jpg");
		Bio_over = newImage("images/Bio-over.jpg");
		Music_over = newImage("images/Music-over.jpg");
		Photos_over = newImage("images/Photos-over.jpg");
		preloadFlag = true;
	}
}