void function ( ) { moveVertical ( 20 ) ; }
move the circle a few pixels down . concode_field_sep int xPosition concode_elem_sep int diameter concode_elem_sep String color concode_elem_sep int yPosition concode_elem_sep boolean isVisible concode_field_sep void erase concode_elem_sep void changeColor concode_elem_sep void makeVisible concode_elem_sep void draw concode_elem_sep void slowMoveHorizontal concode_elem_sep void moveHorizontal concode_elem_sep void moveRight concode_elem_sep void moveLeft concode_elem_sep void moveVertical concode_elem_sep void slowMoveVertical concode_elem_sep void changeSize concode_elem_sep void makeInvisible concode_elem_sep void moveUp