These notes are a direct copy from my open tabs and command line when I successfully got the emulator up and running. I may have missed something so please add your findings.
http://askubuntu.com/questions/125342/how-can-i-install-python-2-6-on-12-04
$ sudo add-apt-repository ppa:fkrull/deadsnakes
$ sudo apt-get update
$ sudo apt-get install python2.6 python2.6-dev
$ sudo apt-get install sun-java6-jre
https://www.virtualbox.org/wiki/Download_Old_Builds_3_2
$ sudo dpkg -i virtualbox-3.2_3.2.14-75509~Ubuntu~maverick_i386.deb
https://developer.palm.com/index.php?option=com_content&view=article&layout=page&id=1788
$ sudo dpkg -i palm-novacom_1.0.64_i386.deb
$ sudo dpkg -i palm-sdk_2.1.0-svn409992-pho519_i386.deb
$ palm-emulator
https://developer.palm.com/content/api/dev-guide/tools/enabling-developer-mode.html
$ git clone git://github.com/woce/woce-build.git
http://webos-ports.org/wiki/WOCE_build_Instructions
https://developer.palm.com/content/api/dev-guide/tools/emulator.html