Can someone please help me,

I currently have a Compaq prasario deskpro 6333 model
desktop computer, and somehow my "DISPLAY PROPERTIES" got deleted
ive tryed everything, REINSTALLING THE DRIVERS, AND UNISTALING AND DOWNLOADING
IS THERE ANYWAY ANYONE CAN HELP ME WITH MY PROBLEM

ID REALLY APPRECIATE IT. the display properties are outta wack
i only have 16 and 2 colors under settings, everytime
i get 265 colors back my computer asks to restart
and nothing happens

my monitor is NEC MULTISYNC (wonder if that matters)

i dont know if im lacking anything else....

please help

kyle