[Shadowww]

format(string,sizeof(string),"~g~%d",cd_sec);
GameTextForAll(string,1000,3);

^^^ This is gametext which shows 5... 4... 3... 2... 1... go
You can change it to (e.g.):
format(string,sizeof(string),"~g~%d~w~seconds left!",cd_sec);
GameTextForAll(string,1000,3);