Bookmarks, also known as "Favorites" and provide a quick and easy way to return to the same webpage again and again.
If you have bookmarked the Login Page, using this bookmark will provide unpredictable results! (Sometimes it works, sometimes it doesn't...)
When in doubt, re-try by typing the URL http://blackboard.bcc.edu/ in your web browser's address window by hand. Make sure that the words Burlington County College and We Can Get You There and/or Burlington County College Entry Page show on screen before pressing the Log In button.