Wie kann ich das machen das man nur /heal machen kann wenn man im Krankenwagen sitzt?
giveplayerid = ReturnUser(tmp);
			tmp = strtok(cmdtext, idx);
			if(!strlen(tmp))
			{
			    SendClientMessage(playerid, COLOR_GRAD2, "Benutze: /heal [ID/NAME] [Preis]");
				return 1;
			}
			moneys = strval(tmp);
			if(moneys < 1 || moneys > 10) { SendClientMessage(playerid, COLOR_GREY, "   Behandlungspreis nicht weniger als: 1$ und höher als 10$ !"); return 1; }
			if (giveplayerid == playerid)
			{
				SendClientMessage(playerid, COLOR_GRAD1, "   Du kannst dich leider nicht selber Heilen!");
				return 1;
			}
			if (IsPlayerConnected(giveplayerid))
			{
			    if(giveplayerid != INVALID_PLAYER_ID)
			    {
					GetPlayerName(giveplayerid, giveplayer, sizeof(giveplayer));
					GetPlayerName(playerid, sendername, sizeof(sendername));
					new giveambu = GetPlayerVehicleID(giveplayerid);
					new playambu = GetPlayerVehicleID(playerid);
					if(gTeam[playerid] == TEAM_CYAN || PlayerInfo[playerid][pMember]== 22||PlayerInfo[playerid][pLeader] == 22 )//model
					{
						if (IsAFeuer(playambu) && playambu == giveambu || (IsPlayerInFrac(playerid, 22)))
						{
							new Float:tempheal;
							GetPlayerHealth(giveplayerid,tempheal);
							if(tempheal >= 160)
							{
								SendClientMessage(playerid, TEAM_GREEN_COLOR,"   Diese Person ist schon Geheilt.");
								return 1;
							}
							format(string, sizeof(string), "~y~Du heilst: ~n~~w~%s~n~~g~$%d", giveplayer,moneys);
							GameTextForPlayer(playerid, string, 5000, 1);
							GivePlayerMoney(playerid,moneys);
							GivePlayerMoney(giveplayerid,-moneys);
							new hp = 0;
						    if(PlayerInfo[playerid][pPainPerk] > 0)
						    {
						        hp = 20 * PlayerInfo[playerid][pPainPerk];
								hp += 100;
								SetPlayerHealth(giveplayerid, hp);
						    }
						    else
						    {
						        hp = 100;
						        SetPlayerHealth(giveplayerid, 100);
						    }
							PlayerPlaySound(playerid, 1150, 0.0, 0.0, 0.0);
							PlayerPlaySound(giveplayerid, 1150, 0.0, 0.0, 0.0);
							format(string, sizeof(string), "Du wurdest für $%d geheilt.",moneys);
							SendClientMessage(giveplayerid, TEAM_GREEN_COLOR,string);
							if(STDPlayer[giveplayerid] > 0)
				            {
								STDPlayer[giveplayerid] = 0;
								SendClientMessage(giveplayerid, COLOR_LIGHTBLUE, "* Du bist nun nicht mehr an STD erkrankt. Die Ärzte konnten dich retten! !");
							}
						}
						else
						{
							SendClientMessage(playerid, COLOR_GRAD1, "   Nicht im Rettungswagen / Rettungshelikopter!");
							return 1;
						}
					}
					else
					{
						SendClientMessage(playerid, COLOR_GRAD1, "   Du darfst diesen Befehl nicht benutzen !");
						return 1;
					}
				}
			}
			else
			{
				format(string, sizeof(string), "   %d ist kein aktiver Spieler.", giveplayerid);
				SendClientMessage(playerid, COLOR_GRAD1, string);
			}
		}
		return 1;
	}