Info/How To?                            

How to play maps or view skins: After you unzip the zip file place the .pk3 file in your (C:\Program Files\Quake III Arena\baseq3). Start Quake3. To play a level: type /dir maps in console. Then type /map whatever (You will need the Quake point release.

Another note: To See the crosshair and skins Run unpure server.. Ex: sv_pure 0 . The Toonquake server is set to sv_pure 1 and runs the q3pointrelease_132
Google