#mainmenu li.nl_1 a {background-position: 0px 0px; }
#mainmenu li.nl_1 a:hover, #mainmenu li.nl_1 a.active {background-position: 0px -32px; }
#mainmenu li.nl_2 a {background-position: 0px -64px; }
#mainmenu li.nl_2 a:hover, #mainmenu li.nl_2 a.active {background-position: 0px -96px; }
#mainmenu li.nl_3 a {background-position: 0px -128px; }
#mainmenu li.nl_3 a:hover, #mainmenu li.nl_3 a.active {background-position: 0px -160px; }
#mainmenu li.nl_4 a {background-position: 0px -192px; }
#mainmenu li.nl_4 a:hover, #mainmenu li.nl_4 a.active {background-position: 0px -224px; }
#mainmenu li.nl_5 a {background-position: 0px -256px; }
#mainmenu li.nl_5 a:hover, #mainmenu li.nl_5 a.active {background-position: 0px -288px; }