Perl is available for just about every computer. You can download it for free from perl.com, http://perl.com
On Sun solaris systems there are two windowing systems: CDE and Gnome.
In CDE, open the text editor by clicking the desktop with the right mouse button. Left click on the ``Applications'' sub-menu and then ``Text Editor''. Open the terminal by right clicking the desktop. Then click the ``Tools'' sub-menu and then ``Terminal''.
In Gnome, open the text editor by clicking on Applications and then ``Gedit''. Open the terminal by clicking on the monitor icon on the panel.
In Windows, open the text editor by clicking ``Start'', then ``Programs'', then ``Accessories'', then ``notepad''. Open the terminal by clicking ``Start'', then ``Programs'', then ``MSDOS Prompt''.