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

function changeImages() {
	if (document.images && (preloadFlag == true)) {
	//alert('alex');
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
			//alert('alex2');
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		AboutUs_button_over = newImage("images/AboutUs_button-over.gif");
		Menu_button_over = newImage("images/Menu_button-over.gif");
		Comments_button_over = newImage("images/Comments_button-over.gif");
		Press_button_over = newImage("images/Press_button-over.gif");
		ContactUs_button_over = newImage("images/ContactUs_button-over.gif");
		preloadFlag = true;
	}
}

// -->