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) {
		afisha_over = newImage("images/afisha-over.jpg");
		bio_over = newImage("images/bio-over.jpg");
		theater_over = newImage("images/theater-over.jpg");
		movies_over = newImage("images/movies-over.jpg");
		photo_over = newImage("images/photo-over.jpg");
		main_over = newImage("images/main-over.png");
		news_over = newImage("images/news-over.png");
		guest_over = newImage("images/guest-over.png");
		forum_over = newImage("images/forum-over.png");
		contact_over = newImage("images/contact-over.png");
		preloadFlag = true;
	}
}

preloadImages();