//demo the eg15_Metric class
import javax.swing.JOptionPane;

public class eg15_MetricDemo
{
	public static void main (String[] args)
	{
		String input; 
		double miles;
		double kilos;
		
		input = JOptionPane.showInputDialog("Enter a distance in miles.");
		miles = Double.parseDouble(input);
		
		kilos = eg15_Metric.milesToKM(miles);
		JOptionPane.showMessageDialog(null, miles + " miles equals " + kilos + " kilometers.");
	}
}