function showCarDetails(carNumber)
{
  var carExists = true;
  var i = 0;
  while( carExists )
  {
    if( document.getElementById(baseDetailsId + i) )
    {
      document.getElementById(baseDetailsId + i).style.display = (i == carNumber) ? 'inline' : 'none';
      i++;
    }
    else
    {
      carExists = false;  
    }
  }
}