I don't believe that you are blocked. I think it is a cookie or cache issue.
Follow these instructions:
Temp Files & Cookies: DELETE THESE - here is how:
In MS Internet Explorer - Toolbar Select Tools Scroll Down to & Click Internet Options...
Click 'Delete Cookies' button & Click 'Delete Files'
Then Click Clear History.
Close all browser windows.
Reopen browser
Go to
www.SingersShowcase.com - login. If you are still unable you may have to restart your computer after completing the above steps again.