This is a simple image display program.

The code can run as either an Applet or as an Application.

It features
JFrame extended class as the main GUI
JPanel to hold the graphics
Window listener to handle closing of the JFrame
Application version finds image file name by command-line parm input or by querying the user if no parm is given.
Applet version finds image file name by querying the html page for url parm.