I REALLY NEED SOME HELP FINDING THE TEXTURES IN EDITOR.
 

Could someone please tell me where i can find the textures for the basic room. I'm really new at this so include as much detail as possible.
Please help. Thanks.

try one of these sites i think nemesis's is the best got a lot more help and it simple to follow
http://www.shiftys-bunker.tk/
http://www.planetmedalofhonor.com/map/
http://www.briandhayes.com/tutorials/mohradiant.htm
http://www.dafront.com/~nemesis/tut.htm

and to load textures go to textures select one when it finished loading press T it will then show up in the console just click on the one u want it will texture all the room,

but as i say check out one of theses site's they will b a lot more help than i will i thimk nemesis's is prob the best good luck

Thanks alot.
I now have a SP map well underway.

ur doin better than me so, good luck with the map