?using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace Tests
{
    public partial class Form1 : Form
    {
        Rectangle r = new Rectangle(20,40,350,350);
        public Form1()
        {
            InitializeComponent();
            MessageBox.Show(r.Left + "-" + r.Top + ":" + r.X + "-" + r.Y);
        }

    }
}