http://blogs.msdn.com/springboard/archive/2008/12/16/slideshare-office-2007-plugin.aspxFrom http://www.techcrunch.com/2008/12/15/slideshare-sends-powerpoint-to-the-cloud-with-new-plugin/ :  SlideShare , a startup that we’ve likened to a YouTube equivalent for PowerPoint presentations , has released a new plugin for Microsoft Officeen-USCommunityServer 2.1 SP1 (Build: 61025.2)