Installation and Customization:
1. Change the title of the widget if you want.
2. Change the number of posts links you want to display.
3. Change the number of words you want to include in the summary to display.
4. Click the "Customize" button to make the changes take effect, then click on the "Add to Blog" button.
Those are all the steps necessary to implement the Random Post Widget to blogger. If you need more help installing the widget, leave a comment below. (: