def quit(self, justHide=False):
        """ Finish the program execution """
        if justHide:
            self.root.withdraw()
        else:
            try:
                scheds = self.scheduler_processes.keys()
                for t in scheds:
                    self.try_stop_scheduler(t)
            except:
                pass
            try:
                newcron.stopcron()
            except:
                pass
            try:
                self.server.stop()
            except:
                pass
            try:
                self.tb.Destroy()
            except:
                pass

            self.root.destroy()
            sys.exit(0)