org.openide.awt.Actions.connect(DeletejButton, (Action) new DeleteAction());
org.openide.awt.Actions.connect(RefreshjButton, (Action) new RefreshAction());
org.openide.awt.Actions.connect(UserjToggleButton, (Action) new UserOAccessAction());
org.openide.awt.Actions.connect(AlljToggleButton, (Action) new AllOAccessAction());
org.openide.awt.Actions.connect(DBAjToggleButton, (Action) new DBAOAccessAction());
// following line tells the top component which lookup should be associated with it
associateLookup(ExplorerUtils.createLookup(mgr, getActionMap()));
//((BeanTreeView) DBView).setRootVisible(false);
mgr.setRootContext(OConnectionRootNode.GetRootNode());