JAVA源代码程序aashjkjhkjhkjhjkhkj

																This is my first Applet																								Here is my first example of an applet,				written in the Java programming language,				to display a smiley face.																												If you click on the "Change" button,				iit will change to a sad face;				if you click on it again,				it will change back to a happy face.				That's all it does.												Click here when you've finished