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) {
		euro_navtop_02_over = newImage("images/euro_navtop_02-over.gif");
		euro_navtop_02_down = newImage("images/euro_navtop_02-down.gif");
		euro_navtop_04_over = newImage("images/euro_navtop_04-over.gif");
		euro_navtop_04_down = newImage("images/euro_navtop_04-down.gif");
		euro_navtop_06_over = newImage("images/euro_navtop_06-over.gif");
		euro_navtop_06_down = newImage("images/euro_navtop_06-down.gif");
		euro_navtop_08_over = newImage("images/euro_navtop_08-over.gif");
		euro_navtop_08_down = newImage("images/euro_navtop_08-down.gif");
		euro_navtop_11_over = newImage("images/euro_navtop_11-over.gif");
		euro_navtop_11_down = newImage("images/euro_navtop_11-down.gif");
		euro_navtop_14_over = newImage("images/euro_navtop_14-over.gif");
		euro_navtop_14_down = newImage("images/euro_navtop_14-down.gif");
		euro_navtop_17_over = newImage("images/euro_navtop_17-over.gif");
		euro_navtop_17_down = newImage("images/euro_navtop_17-down.gif");
		euro_navtop_20_over = newImage("images/euro_navtop_20-over.gif");
		euro_navtop_20_down = newImage("images/euro_navtop_20-down.gif");
		euro_navtop_22_over = newImage("images/euro_navtop_22-over.gif");
		euro_navtop_22_down = newImage("images/euro_navtop_22-down.gif");
		euro_navtop_23_over = newImage("images/euro_navtop_23-over.gif");
		euro_navtop_23_down = newImage("images/euro_navtop_23-down.gif");		
		euro_navtop_24_over = newImage("images/euro_navtop_24-over.gif");
		euro_navtop_24_down = newImage("images/euro_navtop_24-down.gif");
		euro_navtop_25_over = newImage("images/euro_navtop_25-over.gif");
		euro_navtop_25_down = newImage("images/euro_navtop_25-down.gif");		
		preloadFlag = true;
	}
}