[iGetty]

pawn Код:

command(link, playerid, params[])
{
    SendClientMessageToAll(-1, "Visit our Forum at www.test.com");
    return 1;
}

OR

pawn Код:

if(strcmp("/link", cmdtext, true, 5) == 0)
{
    SendClientMessageToAll(-1, "Visit our Forum at www.test.com");
    return 1;
}