// JavaScript Document

function init(){
	preloadImages();
}

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) {
		// header
		header_membership_normal_over = newImage("images/header_membership_normal-ov.jpg");
		header_about_normal_over = newImage("images/header_about_normal-over.jpg");
		header_intro_normal_over = newImage("images/header_intro_normal-over.jpg");
		header_04_header_membership_normal_over = newImage("images/header_04-header_membership.jpg");
		header_04_header_about_normal_over = newImage("images/header_04-header_about_norm.jpg");
		header_04_header_francais_normal_over = newImage("images/header_04-header_francais_n.jpg");
		header_04_over = newImage("images/header_04-over.jpg");
		header_04_header_resources_normal_over = newImage("images/header_04-header_resources_.jpg");
		header_04_header_conferences_normal_over = newImage("images/header_04-header_conference.jpg");
		header_04_header_publications_normal_over = newImage("images/header_04-header_publicatio.jpg");
		header_francais_normal_over = newImage("images/header_francais_normal-over.jpg");
		header_publications_normal_over = newImage("images/header_publications_normal-.jpg");
		header_conferences_normal_over = newImage("images/header_conferences_normal-o.jpg");
		header_resources_normal_over = newImage("images/header_resources_normal-ove.jpg");
		
		//subnav-about
		subnav1_over = newImage("images/subnav-about/subnav1-over.gif");
		subnav2_over = newImage("images/subnav-about/subnav2-over.gif");
		subnav3_over = newImage("images/subnav-about/subnav3-over.gif");
		subnav4_over = newImage("images/subnav-about/subnav4-over.gif");
		subnav5_over = newImage("images/subnav-about/subnav5-over.gif");
		subnav6_over = newImage("images/subnav-about/subnav6-over.gif");

		//subnav-membership
		subnav1_over = newImage("images/subnav-membership/subnav1-over.gif");
		subnav2_over = newImage("images/subnav-membership/subnav2-over.gif");
		subnav3_over = newImage("images/subnav-membership/subnav3-over.gif");
		subnav4_over = newImage("images/subnav-membership/subnav4-over.gif");
		subnav5_over = newImage("images/subnav-membership/subnav5-over.gif");
		subnav6_over = newImage("images/subnav-membership/subnav6-over.gif");

		//subnav-publications
		subnav1_over = newImage("images/subnav-publications/subnav1-over.gif");
		
		//subnav-conferences
		subnav1_over = newImage("images/subnav-conferences/subnav1-over.gif");
		subnav2_over = newImage("images/subnav-conferences/subnav2-over.gif");
		subnav3_over = newImage("images/subnav-conferences/subnav3-over.gif");
		subnav6_over = newImage("images/subnav-conferences/subnav6-over.gif");
		
		//subnav-resources
		subnav1_over = newImage("images/subnav-resources/subnav1-over.gif");
		subnav2_over = newImage("images/subnav-resources/subnav2-over.gif");
		subnav3_over = newImage("images/subnav-resources/subnav3-over.gif");
		subnav4_over = newImage("images/subnav-resources/subnav4-over.gif");
		subnav5_over = newImage("images/subnav-resources/subnav5-over.gif");
		
		//subnav-careers
		subnav1_over = newImage("images/subnav-careers/subnav1-over.gif");
		subnav2_over = newImage("images/subnav-careers/subnav2-over.gif");
		subnav3_over = newImage("images/subnav-careers/subnav3-over.gif");
		subnav4_over = newImage("images/subnav-careers/subnav4-over.gif");
		subnav5_over = newImage("images/subnav-careers/subnav5-over.gif");
		subnav6_over = newImage("images/subnav-careers/subnav6-over.gif");
		subnav7_over = newImage("images/subnav-careers/subnav7-over.gif");
		subnav8_over = newImage("images/subnav-careers/subnav8-over.gif");
		
		//subnav-awards
		subnav1_over = newImage("images/subnav-awards/subnav1-over.gif");
		subnav2_over = newImage("images/subnav-awards/subnav2-over.gif");
		subnav3_over = newImage("images/subnav-awards/subnav3-over.gif");
		subnav4_over = newImage("images/subnav-awards/subnav4-over.gif");
		subnav5_over = newImage("images/subnav-awards/subnav5-over.gif");
		
		// header_fr
		membership_over = newImage("images/header_fr/membership-over.png");
		about_over = newImage("images/header_fr/about-over.png");
		intro_over = newImage("images/header_fr/intro-over.jpg");
		needle_membership_over = newImage("images/header_fr/needle-membership_over.jpg");
		needle_publications_over = newImage("images/header_fr/needle-publications_over.jpg");
		needle_conferences_over = newImage("images/header_fr/needle-conferences_over.jpg");
		needle_resources_over = newImage("images/header_fr/needle-resources_over.jpg");
		needle_francais_over = newImage("images/header_fr/needle-francais_over.jpg");
		needle_about_over = newImage("images/header_fr/needle-about_over.jpg");
		francais_over = newImage("images/header_fr/francais-over.png");
		publications_over = newImage("images/header_fr/publications-over.png");
		conferences_over = newImage("images/header_fr/conferences-over.png");
		resources_over = newImage("images/header_fr/resources-over.png");
		
		//subnav-about_fr
		subnav1_over = newImage("images/subnav-about_fr/subnav1-over.gif");
		subnav2_over = newImage("images/subnav-about_fr/subnav2-over.gif");
		subnav3_over = newImage("images/subnav-about_fr/subnav3-over.gif");
		subnav4_over = newImage("images/subnav-about_fr/subnav4-over.gif");
		subnav5_over = newImage("images/subnav-about_fr/subnav5-over.gif");
		subnav6_over = newImage("images/subnav-about_fr/subnav6-over.gif");
		subnav7_over = newImage("images/subnav-about_fr/subnav7-over.gif");

		//subnav-membership_fr
		subnav1_over = newImage("images/subnav-membership_fr/subnav1-over.gif");
		subnav2_over = newImage("images/subnav-membership_fr/subnav2-over.gif");
		subnav3_over = newImage("images/subnav-membership_fr/subnav3-over.gif");
		subnav4_over = newImage("images/subnav-membership_fr/subnav4-over.gif");
		subnav5_over = newImage("images/subnav-membership_fr/subnav5-over.gif");
		subnav6_over = newImage("images/subnav-membership_fr/subnav6-over.gif");

		//subnav-publications_fr
		subnav1_over = newImage("images/subnav-publications_fr/subnav1-over.gif");
		
		//subnav-conferences_fr
		subnav1_over = newImage("images/subnav-conferences_fr/subnav1-over.gif");
		subnav2_over = newImage("images/subnav-conferences_fr/subnav2-over.gif");
		subnav3_over = newImage("images/subnav-conferences_fr/subnav3-over.gif");
		subnav6_over = newImage("images/subnav-conferences_fr/subnav6-over.gif");
		
		//subnav-resources_fr
		subnav1_over = newImage("images/subnav-resources_fr/subnav1-over.gif");
		subnav2_over = newImage("images/subnav-resources_fr/subnav2-over.gif");
		subnav3_over = newImage("images/subnav-resources_fr/subnav3-over.gif");
		subnav4_over = newImage("images/subnav-resources_fr/subnav4-over.gif");
		subnav5_over = newImage("images/subnav-resources_fr/subnav5-over.gif");
		
		//subnav-careers
		
		//subnav-awards_fr
		subnav1_over = newImage("images/subnav-awards_fr/subnav1-over.gif");
		subnav2_over = newImage("images/subnav-awards_fr/subnav2-over.gif");
		subnav3_over = newImage("images/subnav-awards_fr/subnav3-over.gif");
		subnav4_over = newImage("images/subnav-awards_fr/subnav4-over.gif");
		subnav5_over = newImage("images/subnav-awards_fr/subnav5-over.gif");

		//preloadFlag
		preloadFlag = true;
	}
}