js regex valid name
//^[a-z\u00C0-\u02AB'´`]+\.?\s([a-z\u00C0-\u02AB'´`]+\.?\s?)+$ function isValidName(myval) { var validCharactersRegex = /^[a-z\u00C0-\u02AB'´`]+\.?\s([a-z\u00C0-\u02AB'´`]+\.?\s?)+$/; return validCharactersRegex.test(myval.trim()); }