Can I delete these [ ? ]

[Cosmin]

I have problems with deleting old items from taskbar ( that appears also on " customize notification " ) . Can i delete old items that surely doesn't exist ?

And here's a screenshot wich will make question more understandable ...

 

[Lonman]

here you go:

http://support.microsoft.com/default.aspx?scid=kb;en-us;Q283084

 

[Cosmin]

thanks ' 😉