This is a known issue for Dell Computers with the Dell Support Center.
Contact Dell technical support or post in the Dell Community Forums.
http://forums.us.dell.com/supportforums/

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Leonard Grey
Errare humanum est

TCS wrote:
> I have been getting the following Windows Internet Explorer Error message and
> would like to know how I can get rid of it.
>
> Failed on loading skin name “minibcont”. The file “shell.css” is required
> in your “sscommon/skins/minibcont/css/” directory. To fix this problem,
> please check the skin name in your config file, or reinstall the application.
>
> This Window will be closed.
>
> Once I click yes to the message, I get the following message.
>
> The webpage you are viewing is trying to close the window. Do you want to
> close this window?
>
> Once I click yes to the message, I get the following message.
>
> Failed on loading skin name “minibcont”. The file “content.css” is required
> in your “sscommon/skins/minibcont/css/” directory. To fix this problem,
> please check the skin name in your config file, or reinstall the application.
>
> This Window will be closed.
>
> Any information would be helpful. I tried to reload Internet Explorer 7,
> but get a message saying it is alredy on the computer.