url rewriting for multiple dynamic pages (for different id)

i need url rewriting for multiple dynamic pages (for different id and as well as for different categories) in asp.net  in the form of .html extension?

 

my page name is mdetail.aspx/mid?=2 i want to replace  

mdetail.aspx/mid?=1            to  home.html

mdetail.aspx/mid?=2             to  aboutus.html

mdetail.aspx/mid?=3             to  vision.html

mdetail.aspx/mid?=4             to contactus.html