Creating a multi feed widget or a single feed widget with scrolling feed items is a snap with Google Ajax Feed API. You can just enter site names and click generate code, it is just that simple.
It allows you to choose between three types of widgets, vertical, vertical stacked and horizontal. In either case you can enter multiple urls, it will rotate the feed items from each feed. By default it will show 5 items from any feed but that can be changed if you wish. The styling of the widget can also be changed with CSS. The best part is that you don’t have to provide feed URLs, just type the site names and it will auto discovers feed URLs.
Once you are done with the feeds, click generate code, now copy paste the code in your web pages. You may need to sign-up for the Google Ajax Feed API for the API key.
If you want to show a feed widget with multiple URLs but don’t know how to do that Google Ajax Feed API is the simple and efficient solution.