How to create a favorites icon (URL icon) in Linux.
1. Create a new palette in Gimp with a size of 16x16.
2. Design your image and flatten it to 16 colors.
3. Save the image as favicon.bmp.
4. Convert the image to a Windows Icon file (bmptoppm favicon.bmp | ppmtowinicon > favicon.ico).
5. Place the file in your root web directory.
6. Edit your index page to include the following the the <HEAD> area: <link REL="SHORTCUT ICON" HREF="favicon.ico">
7. Refresh your browser and it should appear.