using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Windows.Forms;namespace IcoFlickerApp{ public partial class FrmMain : Form {  public FrmMain()  {   InitializeComponent();   Rectangle rectangle = Screen.AllScreens[0].WorkingArea;   this.StartPosition = FormStartPosition.Manual;   this.Location = new Point(rectangle.Width - this.Width, rectangle.Height);   this.TopMost = true;   System.Threading.Thread thread = new System.Threading.Thread(() =>   {    while (this.Top >= rectangle.Height - this.Height)    {     this.Invoke(new MethodInvoker(delegate     {      this.Top = this.Top - 1;      System.Threading.Thread.Sleep(1);      Application.DoEvents();     }));    }   });   thread.Start();  } }}