Nautilus rebuild Changing default actions

[kala <kalabharath gmail com>]

Dear Friends
                  I am trying to build a linux distro by modifying fedora, I want to change the default action configuration of nautilus. particularly i want all the folders to open in browser windows by default, I have downloaded the nautilus src rpm for fc12 but couldn't able to figure out how to do it, kindly help me out

                
kala bharath