Simply install the applicaton and run it. It should identify your problem devices so that you can download drivers for them.You will ofcourse have to download them to another computer and save to flash drive or something to get them to your comp. Your first choices are windows seven drivers (least likely) , second choice (most likely ) Vista drivers, lastly XP drivers are likely to fail without major monkeying around.
BTW your problem devices are definitely shown there ethernet controller probably but some of the PCI devices may be involved as well.