CoDJumper.com

hi i would like to learn how to make colour light , like on the map ''lazer tag''

select the light, press k, pick your color, press ok.

it doesnt work when i select red for exeample my ''light'' become red but when i play on the map i cant see anything

Ignore KS's post. Default is 300, which is bright enough to show something.
Make sure that when you compile the map, that you have worldspawn values and a closed skybox with no leaks.

To add worldspawn values and a skybox, read here: http://www.modsonline.com/Tutorials-read-153.html
Make sure to read it thoroughly.