Showsess allows you to list active sessions, list number of active sessions, make the current session foreground, switch to sessionId n (default is DOS), minimize current
session on switching, maximize the session being switched to, send WM_CLOSE to window being switched to, dosKillProcess Process associated with session, switch to
session with "Subtitle" in the title, use a quoted string for multiple words & switch to session with process ID #.
-> http://hobbes.nmsu.edu/cgi-bin/h-search?key=showsess.zip
Source: OS/2 ORG