Windows 7 Aero used to have a drop shadows on the windows, which was great because you could easily tell which window was active. See below:
Is there a setting to get the drop shadow back in Windows 8?
Shadows is a little program of mine. You can download it as a ZIP archive from my website.
It's like Y'z Shadow but works on Windows 8.
Thank you for your interest in this question.
Because it has attracted low-quality or spam answers that had to be removed, posting an answer now requires 10 reputation on this site.
Would you like to answer one of these unanswered questions instead?