jquery带箭头下拉菜单特效代码

版权：原创更新时间：1年以上

[该文章底部包含文件资源,可根据自己情况,决定是否下载资源使用,时间>金钱,如有需要,立即查看资源]

以下是 jquery带箭头下拉菜单特效代码的示例演示效果:

当前平台(PC电脑)

平台:

整屏预览

部分效果截图:

HTML代码(index.html):

<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>jquery带箭头下拉菜单</title>
<script type="text/javascript" src="jquery-l.js"></script> 
<script type="text/javascript"> 
$(document).ready(function(){
	$("ul.subnav").parent().append("<span></span>"); //Only shows drop down trigger when js is enabled - Adds empty span tag after ul.subnav
	$("ul.topnav li span").click(function() { //When trigger is clicked...
		
		//Following events are applied to the subnav itself (moving subnav up and down)
		$(this).parent().find("ul.subnav").slideDown('fast').show(); //Drop down the subnav on click

		$(this).parent().hover(function() {
		}, function(){	
			$(this).parent().find("ul.subnav").slideUp('slow'); //When the mouse hovers out of the subnav, move it back up
		});

		//Following events are applied to the trigger (Hover events for the trigger)
		}).hover(function() { 
			$(this).addClass("subhover"); //On hover over, add class "subhover"
		}, function(){	//On Hover Out
			$(this).removeClass("subhover"); //On hover out, remove class "subhover"
	});

});
</script>
<style type="text/css">
body {
	margin: 0; padding: 0;
	font: 10px normal Arial, Helvetica, sans-serif;
	background: #ddd url(body_bg.gif) repeat-x;
}
.container {
	width: 960px;
	margin: 0 auto;
	position: relative;
}
#header {
	background: url(header_b.gif) no-repeat center top;
	padding-top: 120px;
}
#header .disclaimer {
	color: #999;
	padding: 100px 0 7px 0;
	text-align: right;
	display: block;
	position: absolute;
	top: 0; right: 0;
}
#header .disclaimer a {	color: #ccc;}
ul.topnav {
	list-style: none;
	padding: 0 20px;	
	margin: 0;
	float: left;
	width: 920px;
	background: #222;
	font-size: 1.2em;
	background: url(topnav_b.gif) repeat-x;
}
ul.topnav li {
	float: left;
	margin: 0;	
	padding: 0 15px 0 0;
	position: relative; /*--Declare X and Y axis base--*/
}
ul.topnav li a{
	padding: 10px 5px;
	color: #fff;
	display: block;
	text-decoration: none;
	float: left;
}
ul.topnav li a:hover{
	background: url(topnav_h.gif) no-repeat center top;
}
ul.topnav li span { /*--Drop down trigger styles--*/
	width: 17px;
	height: 35px;
	float: left;
	background: url(subnav_b.gif) no-repeat center top;
}
ul.topnav li span.subhover {background-position: center bottom; cursor: pointer;} /*--Hover effect for trigger--*/
ul.topnav li ul.subnav {
	list-style: none;
	position: absolute; /*--Important - Keeps subnav from affecting main navigation flow--*/
	left: 0; top: 35px;
	background: #333;
	margin: 0; padding: 0;
	display: none;
	float: left;
	width: 170px;
	-moz-border-radius-bottomleft: 5px;
	-moz-border-radius-bottomright: 5px;
	-webkit-border-bottom-left-radius: 5px;
	-webkit-border-bottom-right-radius: 5px;
	border: 1px solid #111;
}
ul.topnav li ul.subnav li{
	margin: 0; padding: 0;
	border-top: 1px solid #252525; /*--Create bevel effect--*/
	border-bottom: 1px solid #444; /*--Create bevel effect--*/
	clear: both;
	width: 170px;
}
html ul.topnav li ul.subnav li a {
	float: left;
	width: 145px;
	background: #333 url(dropdown.gif) no-repeat 10px center;
	padding-left: 20px;
}
html ul.topnav li ul.subnav li a:hover { /*--Hover effect for subnav links--*/
	background: #222 url(dropdown.gif) no-repeat 10px center; 
}
#header img {
	margin: 20px 0 10px;
}
</style>

</head>

<body>
<div class="container">
    <div id="header">
    	
 <ul class="topnav">
            <li><a href="">Home</a></li>
            <li>
                <a href="">Tutorials</a>
                <ul class="subnav">
                    <li><a href="">Sub Nav Link</a></li>
                    <li><a href="">Sub Nav Link</a></li>
                    <li><a href="">Sub Nav Link</a></li>
                    <li><a href="">Sub Nav Link</a></li>
                    <li><a href="">Sub Nav Link</a></li>
                </ul>
            </li>
            <li>
                <a href="">Resources</a>
                <ul class="subnav">
                    <li><a href="">Sub Nav Link</a></li>
                    <li><a href="">Sub Nav Link</a></li>
                    <li><a href="">Sub Nav Link</a></li>
                    <li><a href="">Sub Nav Link</a></li>
                    <li><a href="">Sub Nav Link</a></li>
                    <li><a href="">Sub Nav Link</a></li>
                </ul>
            </li>
            <li><a href="">About Us</a></li>
            <li><a href="">Advertise</a></li>
            <li><a href="">Submit</a></li>
            <li><a href="">Contact Us</a></li>
        </ul>
    </div>
</div>
</body>
</html>

附件:下载该文件资源,减少时间成本(增值服务)