The Game doesn't work for me

It crashes with the following Exception:
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| Laden: Klasse a nicht gefunden java.lang.ClassNotFoundException: a at sun.applet.AppletClassLoader.findClass(AppletClassLoader.java:211) at java.lang.ClassLoader.loadClass(ClassLoader.java:307) at sun.applet.AppletClassLoader.loadClass(AppletClassLoader.java:144) at java.lang.ClassLoader.loadClass(ClassLoader.java:248) at sun.applet.AppletClassLoader.loadCode(AppletClassLoader.java:662) at sun.applet.AppletPanel.createApplet(AppletPanel.java:785) at sun.plugin.AppletViewer.createApplet(AppletViewer.java:2354) at sun.applet.AppletPanel.runLoader(AppletPanel.java:714) at sun.applet.AppletPanel.run(AppletPanel.java:368) at java.lang.Thread.run(Thread.java:680) |
The first line just means "Loading: Class a not found".
I'm also on Mac OS X 10.6 Safari Java 6.