forward GateOpen();
public OnGameModeInit(){ SetWorldTime(0); SetTimer("GateOpen",3600000,1); // 1000 miliseconds = 1000 * 60 (seconds) = 60000 * 60 (minutes) = 3600000 miliseconds return 1;}
public GateOpen(){ MoveObject(objectid,x,y,z,speed); // There you can set timer for "close gate" return 1;}