Slackware :: Automount Encrypted Windows Partition - Truecrypt

I'm trying to automount my encrypted Windows partition in Slackware-Current.

With help from the Gentoo wiki, I came up with this script:

Code:

Then I added this to my fstab:

Code:

I get this error when I try to mount my partition (as root):

Code:

Error: Unable to initialize gtk, is DISPLAY set properly?

But if I run my script like this (exactly how mount runs it), it works fine:

Code:

New script

Code: