Windows, of course, is the operating system most used around the world, this for its ease of use and its particular characteristics. For Windows users see a complete system of all the tools for proper management of the computer, and ease of installation and start-up applications, which in other operating systems like Linux is much more cumbersome. There are several possibilities to put a custom themes in Windows 7. But that need some system tweaking. I can speak through the limited possibilities are not always visually and only link to the pictures, not necessarily what makes things simpler. The tweaks and patches that are used here are designed for Windows 7 (64x and 86x). Since users have incorporated most of Windows 7 already tried, this will help you out.
Microsoft pays particular attention to the customization of Windows 7, and provides a wonderful collection of wallpapers and themes. Windows 7 also makes it easy for all users create their own custom themes and gives the opportunity to share with others. If you are still using an older version of Windows (like Windows XP or Vista) you can take advantage of these new Windows 7 desktop themes with some simple tricks. First it should be noted that Microsoft allows you to download themes and wallpapers for Windows 7.
Themepack simply a zip file containing all the elements of a theme: background images, colors of Aero Glass, sounds, cursors, icons, screen savers, etc. To use these files on an earlier version of Windows, you must first extract it from Themepack using a program such as 7Zip (like Winzip or Winrar). Once extracted, the file will be the theme in a new folder that has the same name as the original themepack. If your computer has the Windows Vista operating system that supports Aero, just double click the file.
Theme that is present in the extracted folder. However, this background image disappears when you restart your computer, then you must set it as wallpaper permanent.Windows XP does not support Aero Glass, but you can use background images downloaded from the Windows 7 Theme package. The backgrounds are in the folder or a subfolder named themepack desktopbackground. On any image, click the right mouse button and select Set as desktop background. Most Windows 7 themes are composed of multiple background images that change every day or at regular intervals. You can download entire collections of wallpapers and wallpaper Windows 7 always from DeviantArt or by Crystal XP .