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) {
		home_sltd = newImage("images/home_sltd.gif");
		internships_sltd = newImage("images/internships_sltd.gif");
		infoStu_sltd = newImage("images/infoStu_sltd.gif");
		responStu_sltd = newImage("images/responStu_sltd.gif");
		handbk_sltd = newImage("images/handbk_sltd.gif");
		faq_sltd = newImage("images/faq_sltd.gif");
		infoEmp_sltd = newImage("images/infoEmp_sltd.gif");
		responEmp_sltd = newImage("images/responEmp_sltd.gif");
		guide_sltd = newImage("images/guide_sltd.gif");
		prog_sltd = newImage("images/prog_sltd.gif");
		post_sltd = newImage("images/post_sltd.gif");
		nondisc_sltd = newImage("images/nondisc_sltd.gif");
		service_sltd = newImage("images/service_sltd.gif");
		travel_sltd = newImage("images/travel_sltd.gif");
		disc_sltd = newImage("images/disc_sltd.gif");
		courses_sltd = newImage("images/courses_sltd.gif");
		policies_sltd = newImage("images/policies_sltd.gif");
		reg_sltd = newImage("images/reg_sltd.gif");
		contact_sltd = newImage("images/contact_sltd.gif");
		cont_ed_sltd = newImage("images/cont_ed_sltd.gif");
		sccc_sltd = newImage("images/sccc_sltd.gif");
		preloadFlag = true;
	}
}