In case it does bother you (eventhough it really won't), you should take a look at the Application Support folder in your Library and also check the Preferences folder. Just search for files that seem to be involved with your app.. 
But watch out, you can mess if you accidently delete wrong files.
__________________ iBook 600; 12''; 640mb; 8mb Rage; DVD-CDRW-Combo, 20GB
P4 1.6; 2x80GB Raid1 (file-server) tiBook 1Ghz, Superdrive, 768MB, 64mb 9000, 60GB
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