How to change vista themes 10 points for best answer ---?

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Right i just downloaded the RhodiumX.zip from

http://vista-themes.net/tiger2k-rhodiumx-vista-visual-style.

i extracted all file so ended up with RhodiumX when i run the file it just it just opens the properties/appearence screen where it shows the original themes on vistaHow to change vista themes 10 points for best answer ---?
well, http://stuffheaven.com/tutorial-installi will surely help you. It have 2 different tutorials for installing Vista Themes.How to change vista themes 10 points for best answer ---?
try right clicking on your desktop %26gt; Personalise %26gt; desktop backgound %26gt; then in location try finding the place where you downloaded it. Or select Windows wall papers.