IIRF Rewrite Rules for Mobile version

I want to rewrite all my urls from my main website to mobile version of my website, when viewed from a mobile.

I have the .htaccess rules here http://wordpress.org/support/topic/how-to-redirect-links-for-mobile-using-htaccess?replies=10

I have IIRF Rule for my main website here http://john-sheehan.com/blog/using-iirf-url-rewriting-on-iis6-with-wordpress/

Could anyone please give me the
IIRF code for mobile Version ?