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];
			test[i] = arguments[i];
			test[i+1] = arguments[i+1];
		}
	}
	
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		home_hover = newImage("/images/home_hover.gif");
		gallery_hover = newImage("/images/gallery_hover.gif");
		feature_hover = newImage("/images/feature_hover.gif");
		prices_hover = newImage("/images/prices_hover.gif");
		about_hover = newImage("/images/about_hover.gif");
		preloadFlag = true;
	}
}