>The behavior of the editBox depends on the assigned value to Height.
>
>If Height can contain a Vertical ScrollBar, then in editbox the ENTER goes to head of
>new line, otherwise ENTER executes Valid() and passes to the successive control.

I'm fairly certain this is design behavior, and makes a certain amount of sense, if you think about it from a heads-down-entry point of view.

FWIW, SHIFT+ENTER always adds a line feed instead of going to the next control.