var preloaded = new Array();
function preloadImages() {
    for (var i = 0; i < arguments.length; i++){
        preloaded[i] = document.createElement('img');
        preloaded[i].setAttribute('src',arguments[i]);
    };
};
preloadImages(
    '/images/eLearnBtn-over.jpg',
	'/images/dept/category-over.png',
	'/images/dept/category-over.png',
	'/images/buttons/goBtn-over.png',
	'/images/header/dealerBtn-over.png',
	'/images/header/social/twitterBtn-over.png',
	'/images/header/social/facebookBtn-over.png',
	'/images/header/social/linkedinBtn-over.png',
	'/images/header/social/youtubeBtn-over.png',
	'/images/header/nav/aboutBtn-over.gif',
	'/images/header/nav/drBtn-over.gif',
	'/images/header/nav/crBtn-over.gif',
	'/images/header/nav/analogBtn-over.gif',
	'/images/header/nav/eLearnBtn-over.gif',
	'/images/header/nav/formsBtn-over.gif',
	'/images/header/nav/contactBtn-over.gif',
	'/images/header/nav/aboutBtn-over.gif',
	'/images/header/nav/drBtn-over.gif',
	'/images/header/nav/crBtn-over.gif',
	'/images/header/nav/analogBtn-over.gif',
	'/images/header/nav/eLearnBtn-over.gif',
	'/images/header/nav/formsBtn-over.gif',
	'/images/header/nav/contactBtn-over.gif',
	'/images/header/logoBtn-over.gif'
);