if (typeof UWA == 'undefined') UWA = {};

UWA.msgHandle = function(message) {
  var id = message.id;
  switch (message.action) {
    case 'resizeHeight':
      var frame = document.getElementById('frame_' + id);
      if (frame) {
        frame.setAttribute('height', message.value);
      }
      break;
  }
};

if (UWA.iFrameMessaging) {

    UWA.MessageHandler = new UWA.iFrameMessaging;
    UWA.MessageHandler.init({
        'eventHandler': UWA.msgHandle,
        'trustedOrigin': NV_MODULES
    });
}