def delete_entry(self, w):
        cn = self.channel()
        n = cn.rowno()
        del cn.stations()[ n ]
        cn.switch()
        cn.save()

    # Alternative Notebook channel tabs between TOP and LEFT position
    def switch_notebook_tabs_position(self, w, pos):
        self.notebook_channels.set_tab_pos(pos);




    # Shortcut to statusbar and progressbar (receives either a string, or a float).