itrip mini; cd doesnt work [Griffin Technology iTrip mini FM Transmitter for iPod mini - 114993]

HI, I RECEIVED AN ITRIP MINI FROM GRIFFIN AND TRIED DESPERATLY TO INSTALL THE SOFTWARE IN MY PC BUT THERE IS NO WAY OF GETTING ANY SIGNS FROM THE INCLUDED CD; MY PC JUST CANNOT READ ANYTHING FROM IT; ITS AS IF THERE WAS NO CD IN THE COMPUTER WHENEVER I TRY TO OPEN THE FILES. PLEASE HELP