How to remove Random File block?

[Sista]

I read in another post to remove the random file block to possibly cut down on CPU usage.I assumed to do that I would go to Config but I do not see the option in there.Can anyone tell me how to remove this block?

Thank you

[Nibbler]

http://coppermine-gallery.net/demo/cpg14x/docs/index.htm#changing

[Sista]

Thank you Nibbler