[рони]

Agapkin,

$( function () {
  var data = {rules : {}};
  if(fm_fb_array['REQ_NAME'] == Y) data.rules.user_name = "required"
  if(fm_fb_array['REQ_EMAIL'] == Y) data.rules.user_email = {
        required: true,
          email: true
      }
  if(fm_fb_array['REQ_MESSAGE'] == Y) data.rules.MESSAGE = {
        required: true,
          minlength: 3
      }
  $( "#fm-feedback-form" ).validate( data );
});