function imgOn(imgName) {
	if (document.images) {
	   	document.images[imgName].src = eval(imgName + "On").src;
	}
}

function imgOff(imgName) {
	if (document.images) {
		document.images[imgName].src = eval(imgName + "Off").src;
	}
}

if (document.images){
	programsOn = new Image();
	programsOn.src = "img/nav_programs_on.gif";
	programsOff = new Image();
	programsOff.src = "img/nav_programs.gif";
	
	calendarOn = new Image();
	calendarOn.src = "img/nav_calendar_on.gif";
	calendarOff = new Image();
	calendarOff.src = "img/nav_calendar.gif";
	
	newsOn = new Image();
	newsOn.src = "img/nav_news_on.gif";
	newsOff = new Image();
	newsOff.src = "img/nav_news.gif";
	
	legislationOn = new Image();
	legislationOn.src = "img/nav_legislation_on.gif";
	legislationOff = new Image();
	legislationOff.src = "img/nav_legislation.gif";
	
	peopleOn = new Image();
	peopleOn.src = "img/nav_people_on.gif";
	peopleOff = new Image();
	peopleOff.src = "img/nav_people.gif";
	
	faqOn = new Image();
	faqOn.src = "img/nav_faq_on.gif";
	faqOff = new Image();
	faqOff.src = "img/nav_faq.gif";
	
	storiesOn = new Image();
	storiesOn.src = "img/nav_stories_on.gif";
	storiesOff = new Image();
	storiesOff.src = "img/nav_stories.gif";
	
	contactOn = new Image();
	contactOn.src = "img/nav_contact_on.gif";
	contactOff = new Image();
	contactOff.src = "img/nav_contact.gif";
	
	resourcesOn = new Image();
	resourcesOn.src = "img/nav_resources_on.gif";
	resourcesOff = new Image();
	resourcesOff.src = "img/nav_resources.gif";
}