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) {
		topbuttonsSliced_Help_over = newImage("../images/topbuttonsSliced_Help-over.gif");
		topbuttonsSliced_Shop_over = newImage("../images/topbuttonsSliced_Shop-over.gif");
		topbuttonsSliced_MyPrio_over = newImage("../images/topbuttonsSliced_MyPrio-ove.gif");
		topbuttonsSliced_Ondern_over = newImage("../images/topbuttonsSliced_Ondern-ove.gif");
		preloadFlag = true;
	}
}