Xmas IT

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Across
  1. 3. Your desktop rodent
  2. 5. Bored yak ate my input device
  3. 9. Competing with Amazon?
  4. 10. Iron Tom puts on a great display
  5. 11. Microsoft's idea for collaboration
  6. 13. Oh do belt up!
  7. 17. It doesn't often rain on this OS
  8. 18. Something not entirely unlike PowerPoint
Down
  1. 1. The latest bus connection
  2. 2. The new place to go
  3. 4. Clive Eisner is ready to take your call
  4. 6. Institutionalised wandering
  5. 7. All together now
  6. 8. Ideal headwear for Santa
  7. 11. New Forest village interactively well presented.
  8. 12. What level is your redundancy?
  9. 14. Not very flexible memory
  10. 15. I am a robot
  11. 16. Both ways