1、首先到jQuery官網下載js庫，網址為http://jquery.com/
2、建立一個jQuery樣本的項目。
3、將js庫放到jQuery樣本的項目中。
4、寫一個html頁面
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
<meta http-equiv="author" content="Kong.Yee"/>
<meta http-equiv="corporation" content="廣州匡興軟體科技有限公司"/>
<meta http-equiv="contact" content="791663094或kong.yee@foxmail.com"/>
<script type="text/javascript" language="JavaScript" src="js/jquery-1.10.2.js"></script>
<title>Insert title here</title>
<style type="text/css">
.bg{
/*背景顏色*/
background: #f00;
/*字型顏色*/
color: #fff;
width: 80px;
}
ul, li {
/*清除ul和li上預設的小圓點*/
list-style: none;
}
ul {
/*清除子功能表的縮排值*/
padding: 0;/*IE8,IE9,Firefox可以；IE7，IE6，IE5.5不行*/
margin: 0;/*都可以了*/
}
</style>
<script type="text/javascript">
$(function(){
//setColor是滑鼠移動的方法
$("li").mouseover(setColor).mouseout(setColor);
function setColor(){
//如果存在（不存在）就刪除（添加）一個類
$(this).toggleClass("bg");
}
});
</script>
</head>
<body>
<div id="div">
<ul>
<li>橫向菜單1</li>
<li>橫向菜單2</li>
<li>橫向菜單3</li>
<li>橫向菜單4</li>
<li>橫向菜單5</li>
<li>橫向菜單6</li>
</ul>
</div>
</body>
</html>
5、運行
備忘
*技術交流與合作：QQ: 791663094；Email：kong.yee@foxmail.com
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