After following the above howto, something like this may be more suitable for everyday use

 FSTAB Entry:

localhost:/ /mount/directory nfs4 retrans=3,timeo=250,retry=0,soft,tcp,rsize=8192,wsize=8192,rw,fg,port=61001,mountport=62001,noauto

 Mount Command:

kdesu -c "ssh user@machine -i /path/to/keyfile -c aes256-cbc -f -o ExitOnForwardFailure=yes -L 61001:127.0.0.1:2049 -L 62001:127.0.0.1:2233 -N ; mount /mount/directory 2>&1 | xmessage -file -"

UnMount Command:

kdesu -c "umount -f /mount/directory ; sleep 0.1 ; umount -f /mount/directory ; sleep 0.1 ; umount -f /mount/directory ; sleep 0.4 ; umount -f /mount/directory ; sleep 0.1 ;  umount -f -l /mount/directory | xmessage -file -"