case "$USER" in
  "ac1nmx")
    # CHiME Challenge wav root (after unzipping)...
    export WAV_ROOT="/data/ac1nmx/data/PCCdata16kHz" 
  
    # Used by the recogniser for storing data/ exp/ mfcc/ etc
    export REC_ROOT="." 
    ;;
  *)
    echo "Please define WAV_ROOT and REC_ROOT for user $USER"
    ;;
  esac