journals_off = new Image();
	journals_off.src = "/images/nav_journals_off.gif";
	journals_on = new Image();
	journals_on.src = "/images/nav_journals_on.gif";
	
	books_off = new Image();
	books_off.src = "/images/nav_books_off.gif";
	books_on = new Image();
	books_on.src = "/images/nav_books_on.gif";
	
	articles_off = new Image();
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	articles_on = new Image();
	articles_on.src = "/images/nav_articles_on.gif";
	
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	electronic_on = new Image();
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	about_off = new Image();
	about_off.src = "/images/nav_about_off.gif";
	about_on = new Image();
	about_on.src = "/images/nav_about_on.gif";
	
	what_off = new Image();
	what_off.src = "/images/nav_what_off.gif";
	what_on = new Image();
	what_on.src = "/images/nav_what_on.gif";
	
	free_off = new Image();
	free_off.src = "/images/nav_free_off.gif";
	free_on = new Image();
	free_on.src = "/images/nav_free_on.gif";
	
	mail_off = new Image();
	mail_off.src = "/images/nav_mail_off.gif";
	mail_on = new Image();
	mail_on.src = "/images/nav_mail_on.gif";
	
	home_off = new Image();
	home_off.src = "/images/top_nav_home_off.gif";
	home_on = new Image();
	home_on.src = "/images/top_nav_home_on.gif";
	
	sign_off = new Image();
	sign_off.src = "/images/top_nav_sign_off.gif";
	sign_on = new Image();
	sign_on.src = "/images/top_nav_sign_on.gif";
	
	signoff_off = new Image();
	signoff_off.src = "/images/top_nav_signoff_off.gif";
	signoff_on = new Image();
	signoff_on.src = "/images/top_nav_signoff_on.gif";
	
	cart_off = new Image();
	cart_off.src = "/images/top_nav_cart_off.gif";
	cart_on = new Image();
	cart_on.src = "/images/top_nav_cart_on.gif";
	
	request_off = new Image();
	request_off.src = "/images/bottom_nav_request_off.gif";
	request_on = new Image();
	request_on.src = "/images/bottom_nav_request_on.gif";
	
	course_off = new Image();
	course_off.src = "/images/bottom_nav_course_off.gif";
	course_on = new Image();
	course_on.src = "/images/bottom_nav_course_on.gif";
	
	authors_off = new Image();
	authors_off.src = "/images/bottom_nav_authors_off.gif";
	authors_on = new Image();
	authors_on.src = "/images/bottom_nav_authors_on.gif";
	
	article_off = new Image();
	article_off.src = "/images/bottom_nav_article_off.gif";
	article_on = new Image();
	article_on.src = "/images/bottom_nav_article_on.gif";
	
	contact_off = new Image();
	contact_off.src = "/images/bottom_nav_contact_off.gif";
	contact_on = new Image();
	contact_on.src = "/images/bottom_nav_contact_on.gif";
	
	sample_off = new Image();
	sample_off.src = "/images/bottom_nav_sample_off.gif";
	sample_on = new Image();
	sample_on.src = "/images/bottom_nav_sample_on.gif";
	
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	monthNames = new Array("January", "February", "March", "April", "May","June", "July", "August", "September", "October", "November", "December");
	
	function customDateString(oneDate) {
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