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) {
		fm_onkorm_over = newImage("images/fm_onkorm-over.jpg");
		fm_civil_over = newImage("images/fm_civil-over.jpg");
		fm_atelep_over = newImage("images/fm_atelep-over.jpg");
		fm_szolg_over = newImage("images/fm_szolg-over.jpg");
		fm_galer_over = newImage("images/fm_galer-over.jpg");
		fm_link_over = newImage("images/fm_link-over.jpg");
		fm_letolt_over = newImage("images/fm_letolt-over.jpg");
		fm_kapcsol_over = newImage("images/fm_kapcsol-over.jpg");
		preloadFlag = true;
	}
}