<button w="30" h="30" >
  
  <image name="disabled" x="0" y="0" filename="data/gui/map/UnavailableLevelIcon.png" visible="0" />
  
  <image name="default" x="0" y="0"    filename="data/gui/map/AvailableLevelIcon.png" visible="1" />
  
  <image name="active" x="-2" y="-2" w="34" h="34" filename="data/gui/map/AvailableLevelIcon.png" visible="0" />
  
  <image name="pressed" x="0" y="0" w="34" h="34" filename="data/gui/map/AvailableLevelIcon.png" visible="0" />

  <image name="level_selection" x="0" y="0" w="34" h="34" filename="data/gui/map/SelectedLevelIcon.png" visible="0" />
  
  </button>