function isEmailReg(who) {
	var email=/^[A-Za-z0-9]+([_\.-][A-Za-z0-9]+)*@[A-Za-z0-9]+([_\.-][A-Za-z0-9]+)*\.([A-Za-z]){2,4}$/i;
	return(email.test(who));
}

function validateFormAddMail() {
	str = document.faddmail.email.value;
	if(str.length == 0) {
		alert("Va rugam sa introduceti email-ul.");
		document.faddmail.email.focus();
		return false;
	}

	if (!isEmailReg(str)) {
		alert("Email-ul nu este valid.");
		document.faddmail.email.focus();
		return false;
	}
}