Problems with configuring Mtrg : Im trying to configure Mrtg on my Windows machine. im folowing the mrtg guide

<b>http://oss.oetiker.ch/mrtg/doc/mrtg-nt-guide.en.html.</b>

but i get this http://sv.tinypic.com/r/246w41d/9

ive trying to folow youtube video to, but i get the same fault.