[ikey07]

new Float:RandomSpawn[4][3] = {
{x.x,y.y,z.z}.
{x.x,y.y,z.z}.
{x.x,y.y,z.z}.
{x.x,y.y,z.z}
};

at spawn
new rand = random(sizeof(RandomSpawn));
SetPlayerPos(playerid,RandomSpawn[rand][0],RandomSpawn[rand][1],RandomSpawn[rand][2]);