// JavaScript Document

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) {
		action_button_over = newImage("images/action_button_over.gif");
		advert_button_over = newImage("images/advert_button_over.gif");
		com_button_over = newImage("images/com_button_over.gif");
		essay_button_over = newImage("images/essay_button_over.gif");
		fashio_button_over = newImage("images/fashio_button_over.gif");
		info_button_over = newImage("images/info_button_over.gif");
		portraits_button_over = newImage("images/portraits_button.gif");
		preloadFlag = true;
	}
}