Well, here is just some simple steps:
Extract the web setup program onto the desktop
right click on tw32.exe
Choose "Properties"
Under Compatibilty Mode, choose "Windows XP"
Click "Ok" to save the setting
Double-click on tw32.exe
wallah! wait for it to install!
ScreenShot
http://www.xbetas.com/~thunderriver/pctrial/PCS01.jpg
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http://www.xbetas.com/~thunderriver/pctrial/PCS02.jpg
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http://www.xbetas.com/~thunderriver/pctrial/PCS03.jpg
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http://www.xbetas.com/~thunderriver/pctrial/PCS04.jpg