In windows XP, File Content Search is only applicable to some types of files.

By default, Windows XP only searches for text, jsp, asp, And java files of Certain types. To search for the text you specified in all file types, follow these steps:
1. Click start, and then click Search (or point to search, and then click file or folder ").

2. Click "Change Preferences", and then click "create Index Service (make local search faster )".

3. Click Create Index Service (make local search faster) (I) to go to the following page: www.2cto.com
3. Click "Change indexing service settings (advanced )". Note that you do not need to enable the Index Service. On the toolbar, click "show/hide console tree ". In the left pane, right-click "Local Indexing Service" and click "properties ". On the "generate" tab, click to select the "index files with unknown extensions" check box, and then click "OK ".
7. Disable the index service console. Author Wang LiNbO