It appears that your firewall may be blocking Box.net or you are encountering an error.
Please contact your IT administrator to configure your firewall to recognize all sub-domains of .box.net and .boxcdn.net. The ports that should be opened for these domains are 80 and 443.
If that does not resolve the issue, then please submit a support ticket at http://www.box.net/help.
Sign up now for Box.net
Share your own documents, powerpoints, and other files securely at Box.net
Commenting has been disabled on this shared folder. Contact and request the folder owner to enable Shared Link Commenting in the owner's Settings page.