text: airbags, body structure design, seatbelts and crumple 
  
  zones. Now we are studying normal driving conditions and 
  
  researching how we can keep car and driver in the safe 
  
  driving zone. In cases where the driving environment 
  
  becomes unsafe, some type of warning would usually help 
  
  the driver to return to the safe driving zone. A driver actually 
  
  in danger has probably lost control of the car. In the latter 