Show dot image while dragging the control near the another control

[vikram rawat]

I want to ask solution of one problem that is: -
supppose there is two control in a panel, whenever i drag the one control near the another control in a panel, then it show a dot imag near that control and when i take the control far away from that control then dot image disappear.
and this process goes on untill i drop the control.

how to solve this problem?

[GaryTexmo]

Can you please post some screen shots and code? Your description is a little vague and perhaps with more details someone might be able to help you.

Thanks!