// Neil P. Arnold - 7/21/2004
// begin rollover script
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function preloadImages() {
	if (document.images) {
		instrument_gallery_over = newImage("/images/nav/instrument_gallery_on.gif");
		instrument_gallery_off = newImage("/images/nav/instrument_gallery.gif");
		
		new_advantage_over = newImage("/images/nav/new_advantage_on.gif");
		new_advantage_off = newImage("/images/nav/new_advantage.gif");
		
		jons_bio_over = newImage("/images/nav/jons_bio_on.gif");
		jons_bio_off = newImage("/images/nav/jons_bio.gif");
		
		calendar_over = newImage("/images/nav/calendar_on.gif");
		calendar_off = newImage("/images/nav/calendar.gif");
		
		protect_your_over = newImage("/images/nav/protect_your_on.gif");
		protect_your_off = newImage("/images/nav/protect_your.gif");
		
		instrument_cards_over = newImage("/images/nav/instrument_cards_on.gif");
		instrument_cards_off = newImage("/images/nav/instrument_cards.gif");
		
		news_over = newImage("/images/nav/news_on.gif");
		news_off = newImage("/images/nav/news.gif");
		
		photos_over = newImage("/images/nav/photos_on.gif");
		photos_off = newImage("/images/nav/photos.gif");
		
		contact_us_over = newImage("/images/nav/contact_us_on.gif");
		contact_us_off = newImage("/images/nav/contact_us.gif");
		
		home_over = newImage("/images/nav/home_on.gif");
		home_off = newImage("/images/nav/home.gif");
		
		preloadFlag = true;
	}
}


function Off(target) {
	if (document.images && preloadFlag){
		document[target].src = eval(target + "_off.src");
	}
}

function Over(target) {
	if (document.images && preloadFlag){
		document[target].src = eval(target + "_over.src");
	}
}

//end rollover script

var preloadFlag = false;
preloadImages();