Removing Computer-Janitor through apt-get doesn't remove menu entry

Binary package hint: computer-janitor

yes | sudo apt-get purge computer-janitor

removes computer-janitor from the system, but does not remove the menu entry from system-> administration.

ProblemType: Bug
Architecture: i386
Date: Mon Nov 2 12:24:00 2009
DistroRelease: Ubuntu 9.10
InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release Candidate i386 (20091020.3)
Package: computer-janitor 1.13.3-0ubuntu2
PackageArchitecture: all
ProcEnviron:
 LANGUAGE=
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-14.48-generic
SourcePackage: computer-janitor
Uname: Linux 2.6.31-14-generic i686
XsessionErrors:
 (gnome-settings-daemon:3060): GLib-CRITICAL **: g_propagate_error: assertion `src != NULL' failed
 (gnome-settings-daemon:3060): GLib-CRITICAL **: g_propagate_error: assertion `src != NULL' failed
 (polkit-gnome-authentication-agent-1:3117): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
 (nautilus:3101): Eel-CRITICAL **: eel_preferences_get_boolean: assertion `preferences_is_initialized ()' failed