EXTERNPROTO monitor [
  eventIn MFString message 
  exposedField MFString string 
  
  exposedField SFVec3f scale 
  exposedField SFVec3f translation 
  exposedField SFRotation rotation 
  exposedField SFColor text 
  eventOut MFString message_changed
  ][ "@vr-proto-monitor.wrl#monitor" ]