Find back the "Dream Desktop " of Windows 7

Find back the "Dream Desktop " of Windows 7

How to recover the dream feature in Windows7? It's really every easy. Comes to the dream desktop, Microsoft has introduced this feature in Vista Ultimate. It's  used to set the video to the desktop. However, Microsoft seems to have removed this feature in Windows 7. So what should we do if we want to use the "dream desktop" Continuously. Still, by a trick we can achieve the purpose to support the fantastic desktop in Windows 7.
Windows 7 has canceled the built-in dream desktop in Vista system.    (DreamScene, also known as dynamic desktop). Perhaps Microsoft's response to the global energy conservation. Because that function is indeed consuming CPU.
And if we wants to recover this feature, you just need to do the following steps.
First, run the Windows7-DreamScene.exe as "Administrator", and the installer will automatically copy the DreamScene.dll to% WinDir% \ System32 folder and then add the required registry keys. And finally restart the resource manager to run immediately.
Then find a wmv or Mpeg file, right click it to set a desktop background!