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) {
		newImage("images/btn_iss-team.gif");
		newImage("images/btn_iss-events.gif");
		newImage("images/btn_membership.gif");
		newImage("images/btn_sponsors.gif");
		newImage("images/btn_gallery.gif");
		newImage("images/btn_home.gif");
		newImage("images/btn_about-us.gif");
		newImage("images/btn_player-profiles.gif");
		newImage("images/btn_specialist-programs.gif");
		newImage("images/btn_services.gif");
		newImage("images/btn_contact.gif");
		newImage("images/btn_privacy.gif");
		newImage("images/btn_terms-and-conditions.gif");
		newImage("images/btn_sitemap.gif");

		preloadFlag = true;
	}
}