Show an image on a submenu entry

gistfile1.php

// This is the normal code
function RateStats_menu(&$menu_buttons)
{
  global $scripturl, $modSettings, $txt;

	loadLanguage('RateStats');

	$menu_buttons['profile']['sub_buttons']['rateStats'] = array(
		'title' => !empty($modSettings['RateStats_menu_name']) ? $modSettings['RateStats_menu_name'] : $txt['RateStats_title_main'],
		'href' => $scripturl . '?action=ratestats',
		'show' => true,
	);
}


// This is the modified version
function RateStats_menu(&$menu_buttons)
{
  global $scripturl, $modSettings, $txt, $settings;

	loadLanguage('RateStats');

	$menu_buttons['profile']['sub_buttons']['rateStats'] = array(
		'title' => (!empty($modSettings['RateStats_menu_name']) ? $modSettings['RateStats_menu_name'] :  '<img align="absMiddle" src="'. $settings['images_url'] . '/menu_icons/box.png" alt="'. $txt['RateStats_menu_name'] .'"/>&nbsp; ' . $txt['RateStats_title_main']),
		'href' => $scripturl . '?action=ratestats',
		'show' => true,
	);
}