原理：通过CSS图片背景的position定位，来实现图片导航；
<!DOCTYPE html><br /><html><br /><head lang="en"><br /> <meta charset="UTF-8"><br /> <title></title><br /> <style><br /> * {<br /> margin: 0;<br /> padding: 0;<br /> }<br /><br /> ul {<br /> border: 1px solid red;<br /> float: right;<br /> }<br /><br /> li {<br /> margin-right: 20px;<br /> float: left;<br /> list-style: none;<br /> }<br /><br /> a {<br /> text-decoration: none;<br /> width: 40px;<br /> height: 20px;<br /> display: block;<br /> }<br /><br /> .book {<br /> background: url("../../image/anony_nav_logo4.png") 0 0 no-repeat;<br /> }<br /><br /> .movie {<br /> background: url("../../image/anony_nav_logo4.png") -60px 0 no-repeat;<br /> }<br /><br /> .music {<br /> background: url("../../image/anony_nav_logo4.png") -120px 0 no-repeat;<br /> }<br /><br /> .group {<br /> background: url("../../image/anony_nav_logo4.png") -180px 0 no-repeat;<br /> }<br /> .fm {<br /> width: 80px;<br /> background: url("../../image/anony_nav_logo4.png") -240px 0 no-repeat;<br /> }<br /> .local {<br /> background: url("../../image/anony_nav_logo4.png") -340px 0 no-repeat;<br /> }<br /><br /> .place {<br /> background: url("../../image/anony_nav_logo4.png") -400px 0 no-repeat;<br /> }<br /> </style><br /></head><br /><body><br /> <ul><br /> <li><a class="book" href=""></a></li><br /> <li><a class="movie" href=""></a></li><br /> <li><a class="music" href=""></a></li><br /> <li><a class="group" href=""></a></li><br /> <li><a class="fm" href=""></a></li><br /> <li><a class="local" href=""></a></li><br /> <li><a class="place" href=""></a></li><br /> </ul><br /></body><br /></html>
