[rati555]

pawn Код:

new ClickedPlayerID[MAX_PLAYERS]; // at the top
if(listitem == 1) {
                new You[MAX_PLAYER_NAME];
                GetPlayerName(ClickedPlayerID[playerid],You,MAX_PLAYER_NAME);
                SetPVarInt(playerid,"ClickedPlayer",ClickedPlayerID[playerid]);
                ShowPlayerDialog(playerid,909,DIALOG_STYLE_INPUT,"private Message!","Write Your Message Here","Send","Close");
                }


public OnPlayerClickPlayer(playerid, clickedplayerid, source)
{
ClickedPlayerID[playerid] = clickedplayerid;  
ShowPlayerDialog(playerid,1909,DIALOG_STYLE_LIST,"Player","Action \nPM\nStats\nTeleport","Select","Close");
    return 1;
}

didn't test