window.addEvent("domready", function() {
	$("contactForm").addEvent("submit", function(ev) {
		ev = new Event(ev).stop();
		var inputs = $$("#contactForm *.required");
		var ok = 1;
		for(var i=0; i<inputs.length && ok; i++) {
			if($(inputs[i]).value.length == 0) {
				ok = 0;
				break;
			}
		}
		if(ok) {
			$("contactForm").submit();
		} else {
			$(inputs[i]).focus();
		}
	});
});