EXTERNPROTO BlockElement [
      exposedField SFString   elementType
      exposedField SFVec3f    position
      exposedField SFBool     linebreak
      
      exposedField SFBool     absolute
      
      exposedField SFInt32    startLevel
      exposedField SFInt32    endLevel
      eventIn      SFInt32    showLevel
  
      exposedField SFString href
  
      exposedField SFFloat    width
      exposedField SFFloat    height
  
      exposedField MFString   justify
  
      exposedField SFVec3f    location
      exposedField SFRotation rotation
      exposedField SFVec3f    scale
      exposedField MFNode     block
  ][ 
    "@vr-proto-slide.wrl#BlockElement"
    "../../proto/slide.wrl#BlockElement"
    "../../../@vr/proto/slide.wrl#BlockElement"
    "file:C:/online/@share/vr/proto/slide.wrl#BlockElement"
    "file:D:/online/@share/vr/proto/slide.wrl#BlockElement"
    "file:E:/online/@share/vr/proto/slide.wrl#BlockElement"
    "file:F:/online/@share/vr/proto/slide.wrl#BlockElement"
    "file:R:/online/@share/vr/proto/slide.wrl#BlockElement"
    "file:Z:/online/@share/vr/proto/slide.wrl#BlockElement"
    "file:C:/www/online/@share/vr/proto/slide.wrl#BlockElement"
    "file:D:/www/online/@share/vr/proto/slide.wrl#BlockElement"
    "<a href=http://localhos>/online/@share/vr/proto/slide.wrl#BlockElement"
    "file:C:/www/online/@share/vr/proto/slide.wrl#BlockElement"
    "<a href=http://www.cs.vu.n>/online/@share/vr/proto/slide.wrl#BlockElement"
    "<a href=http://hush.cs.vu.n>/vr/proto/slide.wrl#BlockElement"
   ]