<p>Any links/Turorials avalable? I want to write a simple ISAPI plugin for IIS6.0.</p>

<p>Prefered language c++</p>

Below is a quick (and simple) ISAPI Filter example. I found it very useful when trying to write my first ISAPI plugin.
http://blogs.msdn.com/rakkimk/archive/2007/03/01/writing-a-simple-isapi-filter.aspx
Best of luck.