在Web页面上插入和删除Java applet

import java.applet.Applet;
import java.awt.Graphics;

public class MyApplet extends Applet {
    public void paint(Graphics g) {
        g.drawString("Hello, this is a Java applet!", 10, 20);
    }
}

<applet code="http://example.com/myapplet.class" width="300" height="100">
   <param name="archive" value="http://example.com/myapplet.jar">
</applet>

function removeApplet() {
    var applets = document.getElementsByTagName("applet");
    if (applets.length > 0) {
        applets[0].parentNode.removeChild(applets[0]);
    }
}