Přelož si jenom tohle

For Word 2007, use the Registry Editor (type regedit on the Start->Run menu), and navigate to:
HKEY_CURRENT_USER\Software\Microsoft\Office\12 .0\Word\File MRU
Delete some or all of the listed items on the right frame, and restart Word 2007 to see the changes.
This works with all Office applications, not just Word, simply navigate to the appropriate registry entry.