What programs are recommended in order to save the whole comp in good shape...?

I mean in each and each area.. registry, comp cleaning, defrag.. give me the names or links to the needed programs i really want to avoid the possibility to make format

Thnx !

1 & 2

http://hwzone.co.il/community/index.php?topic=161795.msg1367273#msg1367273

3

http://www.download.com/Ad-Aware-SE-Personal-Edition/3000-8022_4-10045910.html?part=dl-ad-aware&subj=dl&tag=top5

4

the best defrag prog. that i have tested

Executive Software Diskeeper

not free but it is the best one.

you can download a trail version of diskeeper

http://www.diskeeper.com/downloads/downloads-r.asp?RId=1&SId=&CId=1&Aeid=0&Apid=0