document.imgs = new Array();
	loadimages("about", "buttons/about.gif", "buttons/about_o.gif");
	loadimages("services", "buttons/services.gif", "buttons/services_o.gif");
	loadimages("memberships", "buttons/memberships.gif", "buttons/memberships_o.gif");
	loadimages("employment", "buttons/employment.gif", "buttons/employment_o.gif");
	loadimages("education", "buttons/education.gif", "buttons/education_o.gif");
	loadimages("criteria", "buttons/criteria.gif", "buttons/criteria_o.gif");
	loadimages("training", "buttons/training.gif", "buttons/training_o.gif");
	loadimages("applicant", "buttons/applicant.gif", "buttons/applicant_o.gif");
	loadimages("contactus", "buttons/contactus.gif", "buttons/contactus_o.gif");
	loadimages("faq", "buttons/faq.gif", "buttons/faq_o.gif");

function loadimages(imgname, on, off){
	document.imgs[imgname] = new Image;
	document.imgs[imgname].src = on;
	document.imgs[imgname+"_o"] = new Image;
	document.imgs[imgname+"_o"].src = off;
}

function over(imgname){
	document.images[imgname].src = document.imgs[imgname+"_o"].src;
}


function out(imgname){
	document.images[imgname].src = document.imgs[imgname].src;
}