Code to rehydrate Lift comets.

gistfile1.js

  liftComet.lift_sessionLost = function() {
    $('body').append(
      $('<iframe src="' + location.toString() + '">')
        .attr('id', 'reload-iframe')
    )

    var newWindow = $('#reload-iframe')[0].contentWindow
    function preventInitialCometTransaction() {
      if (newWindow.liftComet && typeof newWindow.liftComet.lift_cometEntry == 'function') {
        liftComet.lift_cometEntry = newWindow.liftComet.lift_cometEntry;
        newWindow.liftComet.lift_cometEntry = function() {}
      } else {
        os.nextTick(preventInitialCometTransaction)
      }
    }

    $('#reload-iframe').load(function() {
      var new_toWatch = newWindow.lift_toWatch;
      newWindow.lift_toWatch = {};
      var $newComets = newWindow.$('[data-lift-comet]')

      $('[data-lift-comet]').each(function(i) {
        this.outerHTML = $newComets[i].outerHTML;
      })

      lift_toWatch = new_toWatch;

      liftComet.lift_handlerSuccessFunc();
    })

    $('#reload-iframe').remove();
  }