The default location for your particular router should be:
http://192.168.0.1

Type that into the address bar in your browser to connect to the router's configuration interface. You will be asked...

banGerprawN, yours sounds like a classic example of where, sometimes, a fresh install is the best method of resolving problems.

Some points to consider:

* You're using 'themes' software. Third...

You've probably got a corrupted normal.dot file.

Close down all instances of Word (and any other programs which use Word plugins, such as Internet Explorer and Outlook). Then use 'Search' on...

Check this! (http://forums.majorgeeks.com/showpost.php?p=423237&postcount=6)

You'll find information about making changes to Windows services at

...

Here's how to do a 'Refresh Install' of Windows XP
(http://support.microsoft.com/default.aspx?scid=kb;en-us;315341&Product=winxp)
In theory, it won't erase your 'stuff'.

But if the problems...

I'd have to agree. The problem you describe is not a 'feature' of Service Pack 2 by any means. You almost certainly have some form of virus or malware on your system, and the installation of the...

An 'In-place upgrade' is what's needed:

http://support.microsoft.com/default.aspx?scid=kb;en-us;315341&Product=winxp

Somewhere in your BIOS setup menus there will be a setting for "Case Alarm" or similar. If you disable the setting, you'll no longer get the message.

Including details of the make/model of...

I'm also suspecting a faulty power supply unit. If the unit in that old Gateway system is a standard ATX unit, I'd try replacing it with a newer one.

You shouldn't need to make any BIOS changes...