errors:Exception in thread "thread applet-Applet_Test.class-4" java.lang.NoClassDefFoundError: Applet_Test$1
at Applet_Test.init(Applet_Test.java:25)
at sun.plugin2.applet.Plugin2Manager$AppletExecutionRunnable.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
source code:
import...