i dont remember if we already did this,but try
this.then report back on your temps.
also try this
Start-> Control Panel-> Add/Remove Programs-> Check the "Show Updates" box at the top.
Find the Windows security update number 917422, if you can see that update there then simply go to
http://support.microsoft.com/kb/924867
You should find a set of fixes for the relevant operating system and it's a simple matter of installing those.