var preloadFlag = false;

function preloadImages() {
	if (document.images) {
		
		imgContactOn = NewImage('/i/nav/on/contact.gif');
		imgContactOff = NewImage('/i/nav/off/contact.gif');
		imgLatestOn = NewImage('/i/nav/on/latest.gif');
		imgLatestOff = NewImage('/i/nav/off/latest.gif');
		imgLinksOn = NewImage('/i/nav/on/links.gif');
		imgLinksOff = NewImage('/i/nav/off/links.gif');
		imgLiveOn = NewImage('/i/nav/on/live.gif');
		imgLiveOff = NewImage('/i/nav/off/live.gif');
		imgListenbuyOn = NewImage('/i/nav/on/listenbuy.gif');
		imgListenbuyOff = NewImage('/i/nav/off/listenbuy.gif');
		imgPhotosOn = NewImage('/i/nav/on/photos.gif');
		imgPhotosOff = NewImage('/i/nav/off/photos.gif');
		imgPressbioOn = NewImage('/i/nav/on/pressbio.gif');
		imgPressbioOff = NewImage('/i/nav/off/pressbio.gif');
		imgJournalOn = NewImage('/i/nav/on/journal.gif');
		imgJournalOff = NewImage('/i/nav/off/journal.gif');
		imgEPKOn = NewImage('/i/nav/on/epk.gif');
		imgEPKOff = NewImage('/i/nav/off/epk.gif');
		
		preloadFlag = true;
	}
}

function NewImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function swapImages (anImage, theNewImage) {
	if (document.images && preloadFlag == true) {
		document.images[anImage].src = eval(theNewImage).src;
	}
}

function turnOn (anImage) {
	if (document.images && preloadFlag == true) {
		document.images[anImage].src = eval(anImage + 'On').src;
	}
}

function turnOff (anImage) {
	if (document.images && preloadFlag == true) {
		document.images[anImage].src = eval(anImage + 'Off').src;
	}
}