//Validate Email Addresses
function validateEmailAddress(emailStr){
// Use JavaScript coercion to guarantee emailStr is a string
emailStr = emailStr + '';
// Compare emailStr against the allowed syntax as specified in the regular expression
// If emailStr has allowed syntax, return true, else return false
if(emailStr.match(/^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/)){
return true;
}
else {
return false;
}
}