Url Rewriting With Asp.net for SEO Friendly URL

I have to implement url rewriting in one of my projects.. while searching net i got this link which was exactly that i needed.. that is url rewriting for implementing SEO friendly url.. this tutorial will help you for rewriting long urls to small ones.. this can be used when you do not need to show real url to users or search friendly url for google. but do remember this is different for each version of iis 5/6/7 or higher.. i will advice use to download urlrewrite.net from http://urlrewriter.net/ and follow the steps given in the link.. you can also implement extensionless url. there are different ways of implementing url rewriting like in application begin request of global.asax, httpmodule of urlrewriter, isapi filter and lots other.. with iis 7 its damn easy..only few lines code.. but with iis 5/6 its little difficult to implement...

http://weblogs.asp.net/scottgu/archive/2007/02/26/tip-trick-url-rewriting-with-asp-net.aspx