def OnBlipSubmitted(properties, context):
  blip = context.GetBlipById(properties['blipId'])
  doc = blip.GetDocument()
  text = doc.GetText()
  bitlied = []
  for ann in blip.annotations:
    logging.info('ann.name:'+ann.name + ' ann.value:'+ann.value)
    if ann.name == 'link/auto' and reBitly.match(ann.value):
      bitlied.append((ann.range.start, ann.range.end, ann.value))

  for start, end, value in bitlied:
    url = bitly(value)
    if url:
      payload = text[start:end]
      logging.info('payload:'+payload+' value:'+value+ ' link to:'+url)
      range = document.Range(start, end)
      doc.DeleteAnnotationsInRange(range, 'link/auto')
      doc.SetAnnotation(range, 'link/manual', url)
      doc.AppendText(value+' was unbit.lied ;-)')