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) {
		AssetManager_01_over = newImage("../../images/AssetManager_01-over.gif");
		Online_01_over = newImage("../../images/Online_01-over.gif");
		Estimator_01_over = newImage("../../images/Estimator_01-over.gif");
		RoofCAD_01_over = newImage("../../images/RoofCAD_01-over.gif");
		Digitizer_01_over = newImage("../../images/Digitizer_01-over.gif");
		Mobile_01_over = newImage("../../images/Mobile-Hover.gif");
		
		preloadFlag = true;
	}
}