One function monitors the road ahead to ensure that passengers are not jolted by potholes.
Page 18 THE BIG FIX The biggest challenge for the new administration in Washington is not jolting the economy back to life but transforming the economy when Wall Street and Silicon Valley aren't able to do so.
Yet this summer the show's director, Arthur Laurents, and some of the producers found that the Spanish lyrics were not jolting audiences the way they had hoped — nor paying off in the next scene when the white Jets gang members try to rape Anita.
"It was kind of like a severe static shock, it was not a huge jolt, but it was a little painful," Prof Wilson told the BBC's Naked Scientists programme.
The real problem, came the reply, was not nodding off, but jolting awake in terror later.
The Battle of Puebla was not just a much needed jolt of confidence for a threatened Mexican Republic; it was an event with profound repercussions for the direction of the Civil War in the United States.
The Senate's approval of a bad-debt bailout package in the United States was not enough to offer a jolt to European shares Thursday morning, with the European Central Bank expected to leave interest rates on hold and Europe's economic outlook still looking weak.
It wasn't out to jolt its audience the way it was in the live recordings from 1979-80 on "Documentary and Eyewitness" (Mute).
It jolted me into realizing this was not normal; it was not OK.
There is never a moment when we are not being frantically jolted and dislodged by some tic or quirk.
