/* WordPress 3.7.x and lower */
div#icon-edit.icon32-posts-encyclopedia,
body.settings_page_wp_plugin_encyclopedia div#icon-edit.icon32 {
  background: url(images/icon-32.png) scroll no-repeat center center;
}

ul#adminmenu li#menu-posts-encyclopedia div.wp-menu-image {
  background: url(images/icon-16-gray.png) scroll no-repeat 6px 7px;
}
ul#adminmenu li#menu-posts-encyclopedia:hover div.wp-menu-image,
ul#adminmenu li#menu-posts-encyclopedia.wp-has-current-submenu div.wp-menu-image {
  background-image: url(images/icon-16.png);
}

/* WordPress 3.8.x and higher */
.branch-3-8 ul#adminmenu li#menu-posts-encyclopedia div.wp-menu-image:before {
  content: "\f118";
}