function preload () {
	if (document.images) {
		for (var i = 0; i < arguments.length; i++) {
			var btDown = arguments[i] + "Down";
			self[btDown] = new Image();
			self[btDown].src = "/scripts/button.php?text=" + arguments[i] + "&state=Down"; 

			var btOver = arguments[i] + "Over"
			self[btOver] = new Image();
			self[btOver].src = "/scripts/button.php?text=" + arguments[i] + "&state=Over";
		}
	}
}