windows blinds question

[iMav]

what does windows blinds actually do i mean when i install it whjat does it replace or edit in registry and also what does it do when i change a theme .... (vishal's post is quite basic and only deals with changing the theme)

[Quiz_Master]

I think you might like to read this
http://en.wikipedia.org/wiki/Windows_Blinds

and This
http://en.wikipedia.org/wiki/DirectSkin