5. Press [OK].
The style and attributes after the conversion are applied to the part.
The part attributes before the conversion are transferred as-is to the part
after the conversion.
If you press [No] in step 4, only the displayed image information is cleared,
and the transparent parts are displayed in the dialog box and the screen.
You can use the same procedure to convert a custom part to a non-custom
part. The "Simple" style will be selected for the displayed image after
conversion.