实验十 ......\AppletDemo.class ......\AppletDemo.htm ......\AppletDemo.java ......\appletTest.class ......\appletTest.java ......\button6.class ......\button6.java ......\ChangColor$AL.class ......\ChangColor.class ......\ChangColor.java ......\GradePanel.class ......\GUIDemo.class ......\GUIDemo.java ......\shuru.class ......\shuru.java