function hilite(imgName, imgSrc) {
	document.images[imgName].src = "gfx/"+imgSrc; 
}

function popUp(url) {
	window.open(url, "", "menubar=no,directories=no,toolbar=no,status=no,location=no,resizable=yes,scrollbars=yes");
}


// preload mouseover images
function preload() {
	imgSrc = ['back_over.gif', 'home_over.gif', 'top_over.gif', 'print_over.gif'];
	img = [];

	for (i=0; i<imgSrc.length; i++) {
		img[i] = new Image();
		img[i].src = 'gfx/'+imgSrc[i];
	}
}