// setup manualrequest extension
ExtensionManualRequestEditor extManReqEdit = (ExtensionManualRequestEditor) extLoader
.getExtension(ExtensionManualRequestEditor.NAME);
if (extManReqEdit != null) {
WebSocketPanelSender sender = new WebSocketPanelSender();
addAllChannelObserver(sender);
sendDialog = createManualSendDialog(sender);
extManReqEdit.addManualSendEditor(sendDialog);
hookMenu.addToolsMenuItem(sendDialog.getMenuItem());