Windows vista comes with a lots of new tools, some are UXtheme.dll, Visual Tooltip, Stickies, Flip-3D Effect and lots more. A deviantart user picassa has created these tools for Windows XP, which means now you can use Vista tools in your windows XP without having Vista installed. Below is the preview of this package:

If you are satisfied with the preview above, and willing to give a try to these tools in your windows XP then you can use the following link to download this package:

Download Vista tools for Windows XP

In this package, you will get UXtheme.dll patch for XP SP2 32bit and Replacer, L-Clock 1.62b, System Properties, Visual Tooltip, WMP Eclipse Skin, Stickies, TopDesk (Flip-3D Effect).

If you want to transform your Windows XP into Windows Vista then you might want to read: Change Windows XP into Windows Vista without using Customization Packs