Is having a 92MB MDF with a 58MB LDF cobo ok? How do I manage the log to keep things running well?
If your database is in FULL or BULK_LOGGED recovery mode, you need to backup your database and log files on a regular basis. If your database is in SIMPLE recovery mode, then you only need to backup your database on a regular basis. 

Please read the following articles for more info:


http://technet.microsoft.com/en-us/magazine/2009.07.sqlbackup.aspx
http://sqlskills.com/BLOGS/PAUL/post/A-SQL-Server-DBA-myth-a-day-(3030)-backup-myths.aspx
http://www.sqlskills.com/blogs/paul/post/backup-log-with-no_log-use-abuse-and-undocumented-trace-flags-to-stop-it.aspx
http://www.sqlskills.com/blogs/paul/post/Why-you-should-not-shrink-your-data-files.aspx