MegaGlests' game mods menu let's you install many new mods. Even more are available on the MegaGlest Wiki and the Mods forum.
It could just take the tile for surface 1 and show it somewhere on the screen, like below the faction image? or just the first 64x64 image in the tileset images dir - if it doesn't find one it's blank
[IMG]http://img225.imageshack.us/img225/6431/funfact.jpg[/img]
Maybe a preview.jpg in the main tileset folder. Set pixel size rules. If the image in not found, or the wrong size, then no preview?
[img]http://img10.imageshack.us/img10/7425/glestng.png[/img]