>Hi Sergey,
>
>That did the trick. I had a hunch that it was related to it, but when I saw that all the other checkboxes in the page had autosize=.t. and weren't the jumping type, I ran out of ideas.
Apparently it is not .AutoSize=.T. alone, but the combination of .AutoSize=.T. and right-allignment (perhaps center, too) that causes this "feature".
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)