WidgetBox

WidgetBox is a site where ANYBODY can build a Widget. A Widget is a Piece of HTML that Can Be Put Anywhere where one can Embed HTML, or with the Various Programs that Accept the Widgets. Developing Widgets is a great way to gain EXPOSURE for your Website, Blog or Business while offering something Viable to the Web 2.0 Community. WidgetBox's Widgets are available on a broad array of Services, including Facebook, Bebo, MySpace, Blogger, TypePad, WordPress, LiveJournal, Tagged, Freewebs, iGoogle, Netvibes, Pageflakes, Hi5, Piczo, Ning (OpenSocial), and More Web Programs joining by the DAY!
For Bloggers and Web Owners the Blidget, which is a Blog Widget, can be a Traffic Source,because when People click your Blidget they will go to Your specified URL.
The negative aspects of Widgets includes the Fact that They Slow Site Speed. Also If you Over-Market your Widgets, People may perceive this as a form of Spam. The MORAL of the Story May Be to Build Widgets but Keep them off of your Site.