>I am not sure if this is a UT thing or a Firefox 4 thing. Randomly during my UT sessions the past few days the left scroll bar repositions itself and makes the screen flash. I find this distracting. My guess is it's FF4 but thought I would ask you first.
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>Manipulating the left scroll bar on a timed basis is just plain weird, unexpected to the user. It's probably FF.
I am not sure what you mean by left scroll bar. I do not have any of that here. Could you take a snapshot and identify in it where exactly it is?