Hi i m newbie in URL rewriting.. frankly speaking i have no idea bout using regexp Here is what i want to do .. i want a url rewrite rule for www.mydomain.com/news/this is new title/1 this shud call/go to www.mydomain.com/news/display.asp?id=1 similarly www.mydomain.com/articles/this is article title/1 shud call/go to www.mydomain.com/article/display.asp?id=1 I guess. both the above patterns can be done in via one rule I will be using ISAPI_Rewrite Lite (FREE) add on for enabling my IIS server for IIS rewrite.. http://www.helicontech.com/ This is sample rewrite url rule i got from the documentation .. hope this helps u RewriteRule (.*?\.asp)(\?[^/]*)?/([^/]*)/([^/]*)(.*) $1(?2$2&:\?)$3=$4$5