If any one wants to use HMRC's Basic Tools try the following:-
Goto Add/Remove software and install libpng12_0
Download and save PAYE Tools for linux, extract it to a folder of your choice
run the extracted payetools-rti installation program
click on the nice new Basic PAYE Tools icon on your desktop
The first time you run it it will take a minute or so to start.
You do not seem to need Adobe Acrobat.