Php Server Side Form Validator Close

 Demo - Summary with alert and image for non valid fields
      Validations
Name:     required - any
City:     not required
Mail:     required - mail
Category:     not the first
Options group: first option
second option
thirth option
fourth option
    one of them
Radio group     one of them
Single option:     required
Note:     length from 0 to 20 chars