if (item == null) {
sharedFolder.setLocalSecurityCallback(new ReadOnlyCallback());
controller = new FolderRunController(sharedFolder, true, true, ureq, getWindowControl());
controller.addControllerListener(this);
} else {
controller = new WebsiteDisplayController(ureq, getWindowControl(), sharedFolder, item.getName());
}
vcDisplay.put("displayer", controller.getInitialComponent());
// Add html header with css definitions to this velocity container
if (previewBackground) {