import awb.*;
import java.awt.*;
import java.awt.event.*;

public class FindSavings extends java.applet.Applet 
		implements ActionListener
{
	double savings, interestrate;
	DoubleField savingsF, interestrateF;
	Button b1;
	public void init ()
	{
		savingsF = new DoubleField(20);
		savingsF.setLabel("Savings");
		interestrateF = new DoubleField(20);
		interestrateF.setLabel("Interest rate");
		b1 = new Button("Compute");
		b1.addActionListener(this);
		add(savingsF);
		add(interestrateF);
		add(b1);
		savingsF.setDouble(0);
		interestrateF.setDouble(0);
	}

	public void actionPerformed(ActionEvent event)
	{	
		Object cause = event.getSource();
		if (cause == b1)
		{
		      savings = savingsF.getDouble();
		      interestrate = interestrateF.getDouble();
		      savings = savings + (savings * interestrate);
		      savingsF.setDouble(savings);
		}
	}
}