<!--
function canManipulateImages() {
	if (document.images)
		return true;
	else
		return false;
}

function preLoadImage(imageURL) {
	if (gImageCapableBrowser) {
		image = new Image();
		image.src = imageURL;
		return image;
	}
}

function changeButtonImage(buttonName,sourceImage) {
	if (gImageCapableBrowser) {
		document [buttonName].src = sourceImage.src;
		return true;
	}
}

gImageCapableBrowser = canManipulateImages();
// Set up all the alternative buttons we intend to use.
bhomedead = preLoadImage("pics/home_btn_g.gif"); bhomelive = preLoadImage("pics/home_btn.gif"); 
bdesigndead = preLoadImage("pics/design_btn_g.gif"); bdesignlive = preLoadImage("pics/design_btn.gif"); 
barttdead = preLoadImage("pics/artteach_btn_g.gif"); barttlive = preLoadImage("pics/artteach_btn.gif"); 
bpvdead = preLoadImage("pics/p_v_btn_g.gif"); bpvlive = preLoadImage("pics/p_v_btn.gif"); 
// -->