Video Resolution on HDMI TV changes every time I change inputs on TV

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http://ubuntuforums.org – I'm having an issue that seems a little different than the issues others are having with the Nvidia drivers. I am using an HDMI connection to a HDTV driven by a Nvidia GTS250 using the 304.88 drivers. I can set the TV resolution to 1920x1080 in the Nvidia X Server Settings window. And when I first start the PC, or login, it is set to that. I have turned the screen saver off and all power saving settings are off as well. The PC never sleeps and never turns off the display. However, as soon as I change the inputs on my TV and switch back (even within seconds) the resolution has changed to " (Hardware)