http://maemo-hackers.org/wiki/OssoXterm will take you to the page for the 2006 version of XTerm. Install it using Application Manager. It should then appear in the Extras menu.

To gain root easily, you need to install OpenSSH from the maemo repositry using Application Manager and then follow the instructions at http://maemo.org/maemowiki/HowDoiBecomeRoot2 to SSH to your 770 and amend the sudoers file.

- Neil.