function VerificaEmail(email) {
	if (!email) return false;
	var  BadChars = "*|,\":<>[]{}`\';()&$#% ";
	var  GoodChars = "@.";   
	for (var i = 0; i < email.length; i++) {
		if (BadChars.indexOf(email.charAt(i)) != -1) {
			return false;
		}
	}
	for (var i = 0; i < GoodChars.length; i++) {
		if (email.indexOf(GoodChars.charAt(i)) == -1) {
			return false;
		}
	}
 	if (email.indexOf ('@.',0) != -1) {
		return false;
	}
   return true;
} 

/*

--nao pode--
33-44-47
58-63
91-94-96
123-255


*/