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) {
   	appearances_button_over = newImage("images/Buttons/appearances_o.gif");
    barrel_button_over = newImage("images/Buttons/barrel_o.gif");
    biography_over = newImage("images/Buttons/biography_o.gif");
    contact_button_over = newImage("images/Buttons/contact_o.gif");
    home_button_over = newImage("images/Buttons/home_o.gif");
    links_button_over = newImage("images/Buttons/links_o.gif");
    model_button_over = newImage("images/Buttons/model_o.gif");
    ordering_button_over = newImage("images/Buttons/ordering_o.gif");
    translate_button_over = newImage("images/Buttons/translate_o.gif");
    preloadFlag = true;
	}
}