Java applet errors

Issue Summary

I receive the following java console error when trying to use the applet on both my site and http://sna.drupaler.net/?q=en/sna/map

java.lang.ExceptionInInitializerError
at sun.awt.shell.Win32ShellFolder2$ComTask.execute(Unknown Source)
at sun.awt.shell.Win32ShellFolder2.getFileSystemPath(Unknown Source)
at sun.awt.shell.Win32ShellFolder2.composePathForCsidl(Unknown Source)
at sun.awt.shell.Win32ShellFolder2.(Unknown Source)
at sun.awt.shell.Win32ShellFolderManager2.getDesktop(Unknown Source)
at sun.awt.shell.Win32ShellFolderManager2.get(Unknown Source)
at sun.awt.shell.ShellFolder.get(Unknown Source)
at javax.swing.filechooser.FileSystemView.getRoots(Unknown Source)
at javax.swing.plaf.metal.MetalFileChooserUI.updateUseShellFolder(Unknown Source)
at javax.swing.plaf.metal.MetalFileChooserUI.installComponents(Unknown Source)
at javax.swing.plaf.basic.BasicFileChooserUI.installUI(Unknown Source)
at javax.swing.plaf.metal.MetalFileChooserUI.installUI(Unknown Source)
at javax.swing.JComponent.setUI(Unknown Source)
at javax.swing.JFileChooser.updateUI(Unknown Source)
at javax.swing.JFileChooser.setup(Unknown Source)
at javax.swing.JFileChooser.(Unknown Source)
at javax.swing.JFileChooser.(Unknown Source)
at edu.berkeley.guir.prefuse.util.display.ExportDisplayAction.(Unknown Source)
at edu.berkeley.guir.prefuse.Display.(Unknown Source)
at render.MultipassDisplay.(MultipassDisplay.java:46)
at render.LensDisplay.(LensDisplay.java:31)
at app.SmallWorldApplet.init(SmallWorldApplet.java:175)
at sun.applet.AppletPanel.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: java.security.AccessControlException: access denied (java.lang.RuntimePermission shutdownHooks)
at java.security.AccessControlContext.checkPermission(Unknown Source)
at java.security.AccessController.checkPermission(Unknown Source)
at java.lang.SecurityManager.checkPermission(Unknown Source)
at java.lang.Runtime.addShutdownHook(Unknown Source)
at sun.awt.shell.Win32ShellFolder2$ComTaskExecutor.(Unknown Source)
at sun.awt.shell.Win32ShellFolder2$ComTaskExecutor.(Unknown Source)
... 24 more

This is using the latest version of java. I have found some mention online of people downgrading to v1.5 as a workaround, but haven't tried. Any chance the applet will be updated for the latest version of Java?

Regards,
.