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

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		Carnegie_Header_08_over = newImage("/art/Carnegie_Header_08-over.gif");
		Carnegie_Header_09_over = newImage("/art/Carnegie_Header_09-over.gif");
		Carnegie_Header_10_over = newImage("/art/Carnegie_Header_10-over.gif");
		Carnegie_Header_11_over = newImage("/art/Carnegie_Header_11-over.gif");
		Carnegie_Header_12_over = newImage("/art/Carnegie_Header_12-over.gif");
		Carnegie_Header_13_over = newImage("/art/Carnegie_Header_13-over.gif");
		Carnegie_Header_14_over = newImage("/art/Carnegie_Header_14-over.gif");
		Carnegie_Header_15_over = newImage("/art/Carnegie_Header_15-over.gif");
		preloadFlag = true;
	}
}

function pop(URL) {
	newWindow = window.open(URL,'_blank','toolbar=no,location=no,scrollbars=no,resize=no,width=600,height=430,screenX=0,screenY=100,top=0,left=100');
}