+ I find it annoying that some files I want to delete are locked by windows. Surfing through the Download Squad site I found the perfect solution:

Unlocker is a utility with a simply stated goal: make it easy to delete locked files. If you’ve ever been frustrated by one of these error messages, this free Windows utility might be the answer.

* Cannot delete file: Access is denied
* There has been a sharing violation
* The source or destination file may be in use
* The file is in use by another program or user
* Make sure the disk is not full or write-protected and that the file is not currently in use