function getCheckedValue(radioObj) {
	var rb = 0;
	if(!radioObj)
		return "";
	var radioLength = radioObj.length;

	if(radioLength == undefined)
		if(radioObj.checked) {
			document.select_domain_form.submit();
			return;
		}

	for(var i = 0; i < radioLength; i++) {
		if(radioObj[i].checked) {
			document.select_domain_form.submit();
			return;
		}
	}
	alert('Πρέπει να επιλέξετε ενα domain πρώτα');
}