window

import java.awt.*;
import java.awt.event.*;
public class gui extends Frame{
	private Button red=null;
	private Button green=null;
	public gui(){
	}
	public static void main(String[] args){
		gui f=new gui();
		//f.setLocation(150,150);
		f.setVisible(true);
		//f.setSize(300,300);
		f.setBounds(10,10,500,500);//location and size
		f.add(red);
	}
}