QUICKTIME-TO-MOVIEMAKER

I,VE GOT THE MOV.KODAK.HD720p-TO PLAY & EDIT IN MOVIEMAKER, BUT I CAN,T GET THE SOUND,TO PLAY,HOW CAN I FIX THIS PROBLEM,I DID INSTALL THE VISTA CODECS,SEEMS A CODEC-IS MISSING,CAN ANYONE HELP,I THANK YOU IF YOU CAN.