private int North
        {
            get
            {
                return this.Height - this.Height + 10;
            }
            set
            {
                North = value;
            }
        }

        private int South
        {
            get
            {
                return this.Height - 10;
            }
            set
            {
                South = value;
            }
        }

        private int East
        {
            get
            {
                return this.Width - 10;
            }
            set
            {
                East = value;
            }
        }

        private int West
        {
            get
            {
                return this.Width - this.Width + 10;
            }
            set
            {
                West = value;
            }
        }

        bool inRegion = false;
        private void Form1_MouseMove(object sender, MouseEventArgs e)
        {
                bool inN = false;
                bool inS = false;
                bool inE = false;
                bool inW = false;

                if (e.X <= West)
                    inW = true;
                if (e.X >= East)
                    inE = true;
                if (e.Y <= North)
                    inN = true;
                if (e.Y >= South)
                    inS = true;

                if (inW)
                {
                    this.Cursor = Cursors.PanWest;
                    inRegion = true;
                }
                if (inE)
                {
                    this.Cursor = Cursors.PanEast;
                    inRegion = true;
                }
                if (inN)
                {
                    this.Cursor = Cursors.PanNorth;
                    inRegion = true;
                }
                if (inS)
                {
                    this.Cursor = Cursors.PanSouth;
                    inRegion = true;
                }
                if (inN && inE)
                {
                    this.Cursor = Cursors.PanNE;
                    inRegion = true;
                }
                if (inN && inW)
                {
                    this.Cursor = Cursors.PanNW;
                    inRegion = true;
                }
                if (inS && inE)
                {
                    this.Cursor = Cursors.PanSE;
                    inRegion = true;
                }
                if (inS && inW)
                {
                    this.Cursor = Cursors.PanSW;
                    inRegion = true;
                }
                else if (!inN && !inS && !inE && !inW)
                {
                    this.Cursor = Cursors.Default;
                    inRegion = false;
                }
                  if (clicked && inRegion)
                  {
                    this.Size = new Size(e.X, e.Y);
                  }
        }

        bool clicked = false;

        private void Form1_MouseDown(object sender, MouseEventArgs e)
        {
            if (inRegion)
            {
                clicked = true;
            }
        }

        private void Form1_MouseUp(object sender, MouseEventArgs e)
        {
            clicked = false;
        }