problem with nvida settings

[Roger]

How can I get the resolution setting for my nvidia card to stick?
>>>>> Whenever I log on the resolution reverts to 1280 x 1024. I can reset
>>>>> this to 1680 X 1050 using the nvidia-settings widget and I click the
>>>>> "Save to X Configuration File" button but this setting only lasts
>>>>> through my current session.
>>>>>
>>>>>            
>>>>
Maybe your monitor won't do that resolution.
I found the same thing and research showed my monitor is limited to a 
lower resolution, Xconfig detects it and refuses change.
Roger