how to disable showdetails feature in RHGB

[harshavardhanreddy mandeepala <hvreddy1110 gmail com>]

Hi
I am using  Linux FC3.
i want to disable showdetails feature  while system is booting.
i.e 
    while system is booting i want to see only graphical mode and if i
click on showdetails
     button of graphical mode  also it should not go to textmode.
      if u have any idea plz inform me.

regards
harsha