C#

int x = 283; // X coordinate of the click
            int y = 342; // Y coordinate of the click

            IntPtr handle = two.Handle;
            StringBuilder className = new StringBuilder(100);
            
            while (className.ToString() != "Internet Explorer_Server") // The class control for the browser            
            {
                handle = GetWindow(handle, 5); // Get a handle to the child window
                GetClassName(handle, className, className.Capacity);
            }
            
            IntPtr lParam = (IntPtr)((y << 16) | x); // The coordinates
            
            IntPtr wParam = IntPtr.Zero; // Additional parameters for the click (e.g. Ctrl)
            const uint downCode = 0x201; // Left click down code
            const uint upCode = 0x202; // Left click up code
            SendMessage(handle, downCode, wParam, lParam); // Mouse button down
            SendMessage(handle, upCode, wParam, lParam); // Mouse button up

            System.Drawing.Pen myBrush = new System.Drawing.Pen(System.Drawing.Color.Red);
            Graphics g = two.CreateGraphics();
            Graphics h = one.CreateGraphics();
            h.DrawEllipse(myBrush, new Rectangle(x, y, 5, 5));
            g.DrawEllipse(myBrush, new Rectangle(x, y, 5, 5));

OleObject PicObject = m_Report.Sections[SecNo].AddPictureObject(Application.StartupPath + "\\DefaultLogo.bmp", 0, 0)

PicObject.SetOleLocation("NewPath + "\\AnotherLogo.bmp");