x = MapX
y = MapY
PointInWhichSector ( sec, x, y )
SectorDuplicate ( sec )
GetSectorProperty ( fh, nSectors, FloorHeight )
GetSectorProperty ( ch, nSectors, CeilingHeight )
SetSectorProperty ( nSectors, FloorHeight, fh + 128 )
SetSectorProperty ( nSectors, FloorTexture, "FLAT19" )

LineDefFlags = LF_TWOSIDED
LineDefFrontSector = sec
LineDefFrontBelowTexture = "SILVER1"
LineDefBackSector = nSectors

Down
Move 16
Left
Move 32
Left
Move 32
Left
Move 32
Left
Move 16
Right
LineDefBackSector = sec
LineDefFrontBelowTexture = "-"
LineDefFrontMainTexture = "MIDSPACE"
LineDefBackMainTexture = "MIDSPACE"
LineDefFlags = LF_TWOSIDED + LF_IMPASSABLE
LineDefFrontYOffset = 0 - ( ch - fh - 128 )
LineDefBackYOffset = 0 - ( ch - fh - 128 )
Move 256
