Internet Explorer 8 - Webslices

WebSlices is a new feature will be added to Windows Internet Explorer 8 Beta 1 it's allow users to subscribe to portions of a Web page.

Users commonly visit many Web sites several times a day to see if there are new updates. RSS feeds make this experience easier: Users can subscribe to updates and view summaries of them without having to navigate to each site individually. Windows Internet Explorer 8 Beta 1 for Developers supports subscribing to feeds today and adds support for WebSlices.

WebSlices are a new feature for Web sites to connect with users by allowing users to subscribe to content directly within a Web page. WebSlices behave just as feeds do, where clients can subscribe to get updates and notification of changes.

To Dealing with this new feature as a developer kindly follow this link of WebSlices Whitepapers