functionParameterEditor = new MultiplexFunctionParameterEditor();
parameterUpdateHandler = new ParameterUpdateHandler();
functionParameterEditor.addParameterUpdateListener(parameterUpdateHandler);
functionTextArea = new InlineEditTextArea();
this.setDocSyncHandler(new DocumentSyncHandler());
functionTextArea.addPropertyChangeListener("text", getDocSyncHandler());
functionTextArea.setRows(6);
functionTextArea.addCaretListener(new CaretHandler());
functionTextArea.setFont