$.fn.ketchup.messages = {
  'required':     'required',
  'minlength':    'minimum lenght of $arg1',
  'maxlength':    'maximal length of $arg1',
  'rangelength':  'must be between $arg1 and $arg2',
  'min':          'Must be at least $arg1',
  'max':          'Can not be greater than $arg1',
  'range':        'Must be between $arg1 and $arg2',
  'number':       'Must be a number',
  'digits':       'Must be digits',
  'email':        'Need a real email',
  'url':          'Need a valid URL',
  'username':     'Alphanumeric only',
  'match':        'Must match above',
  'date':         'Need a real date',
  'minselect':    'Select at least $arg1 checkboxes',
  'maxselect':    'Select not more than $arg1 checkboxes',
  'rangeselect':  'Select between $arg1 and $arg2 checkboxes'
};