#toplevel_page_gcmi div.wp-menu-image{background:transparent url('../img/icon.png') no-repeat scroll center 0;height:32px}#toplevel_page_gcmi.current div.wp-menu-image,#toplevel_page_gcmi.wp-has-current-submenu div.wp-menu-image,#toplevel_page_gcmi:hover div.wp-menu-image{background:transparent url('../img/icon.png') no-repeat scroll center -28px}