Hello World (button nicely centered in Frame)

import java.awt.*;

public class HelloBetter extends Frame
{
   Button h;

   public HelloBetter ()
   {
      setTitle("Hello World");
      add("North", new Label(""));
      add("South", new Label(""));
      add("East", new Label(""));
      add("West", new Label(""));
      add("Center", h=new Button("Hello World"));
   }

   public static void main (String arg[])
   {
      HelloBetter hello = new HelloBetter();
      hello.resize(300,100);
      hello.show();
   }
}