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) {
		psearch = newImage("/media/resources/menu_search_over.gif");
		pabout = newImage("/media/resources/menu_about_over.gif");
		pdiscuss = newImage("/media/resources/menu_discuss_over.gif");
		psponsors = newImage("/media/resources/menu_sponsors_over.gif");
		pcontact = newImage("/media/resources/menu_contact_over.gif");
		psearchtext = newImage("/media/home/home_search_text.gif");
		pabouttext = newImage("/media/home/home_about_text.gif");
		pdiscusstext = newImage("/media/home/home_discuss_text.gif");
		psponsorstext = newImage("/media/home/home_sponsors_text.gif");
		pcontacttext = newImage("/media/home/home_contact_text.gif");
		preloadFlag = true;
	}
}