ned when you first clicked somehere). There's also the little segment going from the center to the mouse. When you stop dragging the mouse, the selection is rotated according to the motion of the segment, and it is also scaled according to the difference in radius between the two circles (so that if the last one is inside the first one, it's scaled down). Try it to get the feeling, it's easier to understand than to explain !<BR><BR>
For the example above, you would get that in the end:<BR><BR>
<CENTER><IMG 