public static Doors DoorinRange(int playfield, AOCoord coord, float range)
 {
     foreach (Doors door in Program.zoneServer.Doors)
     {
         int pf = door.ID & 0xffff;
         if (pf != playfield)
         {
             continue;
         }
         if ((coord.Distance2D(door.Coordinates) < range)
             && (Math.Abs(coord.coordinate.y - door.Coordinates.y) < 3))
         {
             return door;
         }
     }
     return null;
 }