Hi
Showing very good signal does not mean that you actually have a connection.
Use IP config to check if there is a viable connection between the computer
and the Wireless Router/Access Point.
http://www.ezlan.net/ip_mac.html
If there is No valid connection may be this can Help,
http://www.ezlan.net/wireless.html
If the connection is valid try this,
http://www.ezlan.net/clean.html#refreshnet
Jack (MVP-Networking).

"leefran" wrote in message
newsDB49978-2697-4485-AE7E-4C8FB59B6042@microsoft.com...
> My internet explorer cannot detect my wireless connection anymore. It
> stopped
> working one random day after two years of recognizing the same wireless
> connection. My wireless card works fine and shows a very good signal, but
> IE
> continually displays an error message (the general unable to display
> website
> message.)