question: JMenu createInsertMenu ( ) { JMenu insertMenu = new JMenu ( "Insert" ) ; insertMenu . add ( actionManager . getNewNeuronAction ( ) ) ; insertMenu . add ( actionManager . getNewActivityGeneratorAction ( ) ) ; insertMenu . addSeparator ( ) ; insertMenu . add ( new AddNeuronsAction ( this ) ) ; insertMenu . addSeparator ( ) ; insertMenu . add ( actionManager . getNewGroupMenu ( ) ) ; insertMenu . add ( actionManager . getNewNetworkMenu ( ) ) ; insertMenu . addSeparator ( ) ; insertMenu . add ( actionManager . getTestInputAction ( ) ) ; insertMenu . add ( actionManager . getShowWeightMatrixAction ( ) ) ; return insertMenu ; }
target:  Create and return a new Insert menu for this Network panel.