import java.awt.*;
	public class exa9_1 {
	public static void main(String args[]) {
		Frame f=new Frame("This is a window!");
		f.setLocation(100,200);            	//ôʾλ
		f.setSize(200,400);                	//ôߴ
		f.setBackground(Color.red);        	//ô屳ɫ
		FlowLayout fl=new FlowLayout();  	//һֹ
		f.setLayout(fl);                  	//ô岼ַʽ
		Button b1=new Button("Ok!");     	//һť
		f.add(b1);                        	//Ӱťֱadd()
		Button b2=new Button("Cancle!");
		f.add(b2);
		f.setVisible(true);
	}
}
