okay do this:
Click Start, Run and in the box enter:
msinfo32
Click OK, and when the System Summary info appears, click Edit, Select All (Ctrl-A), Copy (Ctrl-C) and then paste (Ctrl-V) the information back here in your next reply.
You can edit out any personal information.
also expand components, and expand network and copy/paste that info also, your motherboard should be listed in the system summary
also you can download Belaric on your 7 pc to a flash drive, take to the xp and then install. :)