Backchat can empathise with those hard workers whose annoyance levels reach their peak at the sound of a mobile phone ringing in the office.

Trying to read the informative pages of the Insurance Times to the accompaniment of Beethoven could put a colleague's phone at risk, as the desire to hurl it across the office becomes overwhelming.

According to employment law firm Peninsula, 81% of broker employees think mobiles cause the biggest distraction in the office.

Mobile users have been warned.