title: How to create a window with DropDownShadow like Sticky Notes in Win 7?
body: <p>How can I create a Win32 window like Sticky Note in Windows 7 which has no border but has drop down shadow effect?</p>
  
  <p>I have tried to create a Win32 window without borders (remove ~WS_BORDER), but the drop down effect shadow is gone.</p>
  
  <p>Any idea?</p>
  
  <p>Best regards,
  Zach@Shine</p>