function validateURL() {
	var feedURL = $('feedURL').value;
	var captcha = $('captcha').value;
	if(feedURL!="") {
		if(captcha!="") {
			var url = "ajax.php?";
			var pars = "action=validateURL&feedURL=" + escape(feedURL) + "&captcha=" + escape(captcha);
			var myAjax = new Ajax.Request(url, {
				method: 'get',
				parameters: pars,
				onLoading: function () {
					$('wait').style.display = "block";
					$('submit').disabled = true;
				},
				onSuccess: function (req) {
					if(req.responseText == "1") {
						$('wait').style.display = "none";
						$('addPodcastForm').style.display = "none";
						$('error').style.display = "none";
						$('success').innerHTML = "The URL was successfully submitted!";
						$('success').style.display = "block";
						$('validationMessage').style.display = "block";
					} else {
						reloadCaptcha();
						$('wait').style.display = "none";
						$('error').innerHTML = req.responseText;
						$('validationMessage').style.display = "block";
						$('submit').disabled = false;
					}
				}
			});
		} else {
			$('error').innerHTML = "Solve Captcha!";
			$('validationMessage').style.display = "block";
		}
	} else {
		$('error').innerHTML = "Enter URL!";
		$('validationMessage').style.display = "block";
	}
}