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<arguments.length; i+=2) {
			document.images[arguments[i]].src = arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		menu_intro_over = newImage("images/menu_home-over.gif");
		menu_intro_over = newImage("images/menu_about-over.gif");
		menu_intro_over = newImage("images/menu_contact-over.gif");
		menu_intro_over = newImage("images/menu_intro-over.gif");
		menu_works_over = newImage("images/menu_works-over.gif");
		menu_benefits_over = newImage("images/menu_benefits-over.gif");
		menu_program_over = newImage("images/menu_program-over.gif");
		menu_successes_over = newImage("images/menu_successes-over.gif");
		menu_FAQ_over = newImage("images/menu_FAQ-over.gif");
		menu_outline_over = newImage("images/menu_outline-over.gif");
		bulletsafari = newImage("images/bullet.gif");
		preloadFlag = true;
	}
}

window.onload=preloadImages;