使用方法由 ChasonMa 提供
引入样式 style.css:
<link rel="stylesheet" href="css/style.css" type="text/css" />
引入 jquery文件:
<script src="js/jquery-2.0.3.min.js" type="text/javascript"></script>
<script type="text/javascript">
$(document).ready(function(){
$(".side ul li").hover(function(){
$(this).find(".sidebox").stop().animate({"width":"124px"},200).css({"opacity":"1","filter":"Alpha(opacity=100)","background":"#ae1c1c"})
},function(){
$(this).find(".sidebox").stop().animate({"width":"54px"},200).css({"opacity":"0.8","filter":"Alpha(opacity=80)","background":"#000"})
});
});
//回到顶部
function goTop(){
$('html,body').animate({'scrollTop':0},600);
}
</script>