Sets the inline CSS style to be applied to fourth level non-leaf unselected menu items
when the mouse is hovered over the item.
A non-leaf item refers to a menu item with children.
Style is entered as for the HTML style parameter.
This inline style is configured in the designer using the Advanced Properties button within the control's Styling Assistant.
This inline style is configured in the designer using the Advanced Properties button within the control's Styling Assistant.
Further documentation.