super.pluginUninstalled();
PluginMgr pm = PluginMgr.getInstance();
pm.removeInstance(propertyBrowser);
pm.removeInstance(itemBrowser);
pm.removeInstance(nodeEditor);
pm.removeInstance(socketToolBox);
pm.removeInstance(colorChooser);
// Unregister the page from the key manager
KeyMgr.getInstance().uninstall(getContentPane());