I FITTED A NEW CD PLAYER IN MY VAN A SHORT WHILE AGO AND HAVE BEEN TRYING TO SOLVE THE PROBLEM OF STOPPING IT JUMPING DUE TO BUMPS IN THE ROAD , ON A SMOOTH BIT OF ROAD WHICH IS HARD TO FIND ROUND MY WAY ITS FINE , BUT AS SOON AS I HIT A CRACK OR BUMP IT JUMPS , CAN ANY ONE HELP HERE ????