Changing "Samsung" boot screen

[Bravozero]

On my old Droid X, I was able to change the "M" boot screen to something custom and I would like to do the same with the Charge. Any way I can do this?

 

[Bravozero]

Nobody can clarify this?

 

[muchomaas]

Have not seen a hacked param.lfs for the charge floating around, thats what was needed for the fascinate, had to be heimdal'd.