You have stumbled across one of the Webmaster's hidden tools.

Use this file to see which files are linked to a file to be deleted.

Instructions: Put a link to the file in question somewhere on this page. Then the file in question will show up in the TopPage "Files linked to..." pane. (The file(s) will be listed under link.htm on the Link panel.)

File(s) to check: Tutorials Online Online Security Perspective