Consider

Not sure if this is tied to the error, but you will want to use ExecuteNonQuery() to run your update, not ExecuteReader().

I'm guessing when you are saying you are "moving your form" you mean the actual browser widnow right? If you are moving the browser window and it is choppy, it could be either the video card or the browser itself, but not the actual form.

Even though hAnswer.Text and hAns is the same on the first trip, you would still want to do a walk through of the code to make sure that the value is not changing when the page is posted back. Have you tried debugging it to make sure the logic is …

Are you getting any type of error messages? What is being populated in the labels? If there is a problem with syntax, Visual Studio will highlight it and give you some kind of clue on where you went wrong.