[randomkid88]

pawn Код:

//At the top somewhere, outside a function:
new CoolDown[MAX_PLAYERS];
new CoolTimer;
 //Your Command:
if(strcmp(cmd, "/neon", true) == 0)
    {
        if(IsPlayerInRangeOfPoint(playerid, 7.0, 1471.4198,-1497.0950,13.5469))
        {
           if(CoolDown[playerid] == 0)
           {
                  ShowPlayerDialog(playerid, 8899, DIALOG_STYLE_LIST, "Pick Neon Color", "Blue\nRed\nGreen\nWhite\nPink\nYellow\nRemove All Neon", "Select", "Cancel");
                   PlayerPlaySound(playerid, 1133, 0.0, 0.0, 7.0);
                  CoolTimer = SetTimerEx("CoolDown", 40*1000, true, "i", playerid);
            }
        else return SendClientMessage(playerid, 0xFF0000AA, "You cannot use this again for 40 seconds!");
        }
        return 1;
    }

//at the bottom:

public CoolDown(playerid)
{
     if(CoolDown[playerid] == 0) return CoolDown[playerid] = 1;
     else
     {
          CoolDown[playerid] = 0;
          KillTimer(CoolTimer);
     }
}

Not tested, but its the basic concept