function trim(str) { return str.replace(/^\s\s*/, '').replace(/\s\s*$/, '');}
function checkNameEmail(names, emails) { names = trim(names); emails = trim(emails); nameArray = names.split(','); emailArray = emails.split(','); if (nameArray.length != emailArray.length) { return false;}
return true;}
function isEmail(s) { s = trim(s); var email = s.split(','); for (var i = 0; i < email.length; i++) { if (!checkEmail(email[i])) { return false;}
}
return true;}
function checkEmail(str) { var pattern = new RegExp(/^(("[\w-\s]+")|([\w-]+(?:\.[\w-]+)*)|("[\w-\s]+")([\w-]+(?:\.[\w-]+)*))(@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$)|(@\[?((25[0-5]\.|2[0-4][0-9]\.|1[0-9]{2}\.|[0-9]{1,2}\.))((25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\.){2}(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\]?$)/i); return pattern.test(str);}