MS Styles is a skinning engine made by Microsoft to change the look of Windows. One of the easiest and safest way to use custom MS Styles is to download the free Sony Ericsson Onyx Series hypersuite or Crysis Warhead hypersuite by Hyperdesk
. After you install it you will be able to use any custom MS Style.
WindowBlinds gives Windows a fully skinnable user interface. You can change the style of title bars, buttons, the Start bar, toolbars and much more. It gives you total control over your graphical user interface. Download WindowBlinds from Stardock