Create a folder called Documents on drive D: (Case sensitive)
To relocate the document data files to drive D :-
Right click on Documents folder on C:
Click location tab
Browse to D: Documents
Click Select Folder
Click Apply – then Yes
Message appears - There already is a file with the same name as this location – select “Dont Copy”
Relocate Music, Downloads,Pictures & Videos folders by same method. You can get more detail from the Vista help files.
Do not relocate Favorites – I found that I could not "Add to Favourites" using IE7.