Error: 403
In Internet Explorer, The website declined to show this webpage message indicates a 403 Forbidden error. The IE title bar should say 403 Forbidden or something similar.
This error is common with blog sites. If you are the webmaster you will need to change the permissions of the file / folder you are trying to access. Please visit the link below to see how to do that.
Changing permissions
http://www.hostingyourname.com/knowledgebase.php?action=displayarticle&id=9909
For more information visit
http://pcsupport.about.com/od/findbyerrormessage/a/403error.htm