Xfree86 screen saver

[Guillermo Solis Aguilar <gsolis@ns.racsa.co.cr>]

hi guys!

when i leave my pc standby working on Xwindows more or less ten minutes it
turn the screen in blank white screen instead turn it on black screen ???
i trying to find out a configuration file to change the screen saver from
white screen to black screen but was unsuccesful
 so anybody know how to change it and also how to change the time for the
screen saver work ???

 I don't now if if a parameter on kernel or a externam Xwindows program ???




thanks





guillermo solis a