How to customize theme in windows 7

In windows 7 ,you can change individual parts of a theme (the pictures , colors, and sounds), and then save the revised theme for your own use or to share with other people.Below is a simple guide about how to customize theme in windows 7

1.Open Personalization by right-click your desktop

2.Click the theme that you want to change to apply it to your desktop.

3.Customize some items you want to change,eg:background,color,sound ,or screen savers

Tip:You can add more pictures as your background by holding on Ctl key

4.Right-click Unsaved Theme to save or share your theme with your friends