repositoryEntry = RepositoryManager.getInstance().lookupRepositoryEntry(course, false);
accessForm = new AccessForm("accessForm", repositoryEntry, new PackageTranslator(ACCESS_PACKAGE, ureq.getLocale(),getTranslator()));
accessForm.addListener(this);
main.put("accessForm", accessForm);
selectionTree = new SelectionTree("selTree", getTranslator());
//REFACTOR selectionTree.setTreeModel(publishTreeModel);
selectionTree.setMultiselect(true);
selectionTree.setActionCommand(ACTION_PUBLISH);
selectionTree.setFormButtonKey("command.publish");
selectionTree.setGreyOutNonSelectableEntries(true);