/**
 * Updates the 'Level of Cover' options depending on who the cover is required for 
 *
 * @param object element
 */
function update_cover_level_options(element)
{
	if( element.id == 'who_couple' || element.id == 'who_single' )
	{
		document.getElementById('cover_young_section').style.display = 'inline';
	}
	else
	{
		document.getElementById('cover_young_section').style.display = 'none';
		document.getElementById('cover_young').checked = false;
	}
}