[Roko_foko]

pawn Код:

public OnPlayerCommandText(playerid, cmdtext[])
{
    if (strcmp("/rules", cmdtext, true, 10) ==0)
    {
        ShowPlayerDialog(playerid,100,DIALOG_STYLE_MSGBOX,"{FF0000}.: RULES :.","{FFFFFF}1.Must Follow The {FFFF00}Rules\n2.No car {FFFF00}ramming !\n3.No{FFFF00} Mod/Cleo/Soibet/Hacking/Cheating - {FF0000}NOT ALLOWED! \n4.Respect The {0000FF}Admin and Another {FFFF00}Player!\n5.{FF0000}Report {FFFFFF} if you see {FF0000}cheaters/hackers! {FFFFFF}use /report [id] [reason] ","Accept","Exit");
        return 1;
    }
    return 0;
}

As TheDeath said.