When NeoOffice is launched, it occasionally opens the NeoOffice website in Safari (or the default browser), asking for donations or listing available patches.
This was confusing my wife and kids when they wanted to write a text and Safari opened instead. Hence I have looked for a way to suppress this behavior and found the following solution:
Create the following file (e.g. using touch from Terminal):
/Applications/NeoOffice.app/Contents/MacOS/.noshowdonationpage
Mac OS X Hints
http://hints.macworld.com/article.php?story=20070524121821317