Brief introduction to the subject Widget
Widget is a technique used in open-api websites such as FaceBook MySpace etc. It has almost the same functions as the IE plug-in or other software which opens an interface to develop plug-in. The widget can add new features to the host site, and also the host site will bring large viewer to the widget.
The community site becomes more and more popular, and people tend to spend more and more time on community site to keep in touch with their friends. If you want to make your web site known by many people, developing a widget and embedding it into a good community is one of the best ways, and this way is completely free.