if (ScreenModel.Show.SHOW_DIALOG.equals(show))
{
appController.getModel().setShow(show);
ScreenController<?> target = appController.get(request.getString("__target"));
appController.getModel().setTarget(target);
writer.write(appController.render());
}
else if ("massupdate".equals(show))
{
appController.getModel().setShow("show");
writer.write(appController.render());