jQuery实现向下滑出的平滑下拉菜单效果
本文实例讲述了jQuery实现向下滑出的平滑下拉菜单效果。分享给大家供大家参考。具体如下:
这里演示的jQuery向下滑出的下拉平滑菜单,可添加多个菜单选项,修改起来比较灵活的下滑菜单,颜色风格自己可修改,不多介绍了,感兴趣的运行一下代码看效果。
运行效果截图如下:
在线演示地址如下:
http://demo.jb51.net/js/2015/jquery-xlph-menu-codes/
具体代码如下:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>jquery缓冲下拉导航菜单特效</title> <script type="text/javascript" src="jquery-1.6.2.min.js"></script> <script type="text/javascript"> $(document).ready(function(){ $("ul.subnav").parent().append("<span></span>"); $("ul.topnav li span").mouseover(function() { $(this).parent().find("ul.subnav").slideDown('fast').show(); $(this).parent().hover(function() { }, function(){ $(this).parent().find("ul.subnav").slideUp('slow'); }); }).hover(function() { $(this).addClass("subhover"); }, function(){ $(this).removeClass("subhover"); }); }); </script> <style> body,form,ul{margin:0px; padding:0px;} body{font-size:12px;} .clear{clear:both} div.examples_body { width: 750px; margin: 50px auto; } h2.title_name { font-family: normal Georgia,'Times New Roman',Times,serif; font-weight: normal; font-size: 4em; padding: 50px 0 20px 0; text-align: center; } h2.title_name span { font-family: normal Georgia,'Times New Roman',Times,serif; color: #AAA; font-size: 0.9em; } h2.title_name small { color: #AAAAAA; display: block; font-family: normal Verdana,Arial,Helvetica,sans-serif; font-size: 0.2em; letter-spacing: 1.0em; text-transform: uppercase; } div.examples_body h3 { color: #555; font-size: 130%; padding-bottom: 15px; margin-bottom: 15px; } p.demo_btn { width: 750px; margin: 30px auto; font-size: 0; text-indent: -9999px; clear: both; overflow: hidden; } p.demo_btn a { width: 160px; height: 41px; float: right; background: url(images/Download_Button.gif) no-repeat; } p.demo_btn a:hover { background: url(images/Download_Button_o.gif) no-repeat; } div.examples_body_wrap h3 { color: #f9f66d; font-size: 130%; padding-bottom: 15px; margin-bottom: 15px; background: url(images/solid-line-news.gif) repeat-x bottom; } div.examples_body_wrap { width: 750px; margin: 50px auto 0 auto; clear: both; } ul.topnav { width: 710px; float: left; background: #222; background: url(images/topnav_bg.gif) repeat-x; } ul.topnav li { float: left; margin: 0; padding: 0 10px 0 15px; position: relative; display: inline; } ul.topnav li a { padding: 10px 5px; color: #fff; display: block; text-decoration: none; float: left; } ul.topnav li a:hover { -moz-border-radius: 3px; -khtml-border-radius: 3px; -webkit-border-radius: 3px; } ul.topnav li span { width: 17px; height: 35px; float: left; background: url(images/subnav_btn.gif) no-repeat center top; } ul.topnav li span.subhover { background-position: center bottom; cursor: pointer; } ul.topnav li ul.subnav { width: 170px; position: absolute; left: 0; top: 35px; background: #333; margin: 0; padding: 0; display: none; float: left; border: 1px solid #111; } ul.topnav li ul.subnav li{ width: 170px; margin: 0; padding: 0; border-top: 1px solid #252525; border-bottom: 1px solid #444; clear: both; } html ul.topnav li ul.subnav li a { width: 145px; float: left; background-color: #333; padding-left: 20px; font-size: 0.9em; } html ul.topnav li ul.subnav li a:hover { background-color: #222; } </style> </head> <body> <div class="examples_body"> <ul class="topnav"> <li><a href="#">下拉菜单0</a></li> <li> <a href="#">下拉菜单1</a> <ul class="subnav"> <li><a href="#">下拉子菜单</a></li> <li><a href="#">下拉子菜单</a></li> </ul> </li> <li> <a href="#">下拉菜单2</a> <ul class="subnav"> <li><a href="#">下拉子菜单</a></li> <li><a href="#">下拉子菜单</a></li> <li><a href="#">下拉子菜单</a></li> <li><a href="#">下拉子菜单</a></li> <li><a href="#">下拉子菜单</a></li> </ul> </li> <li><a href="#">下拉菜单3</a> <ul class="subnav"> <li><a href="#">下拉子菜单</a></li> <li><a href="#">下拉子菜单</a></li> <li><a href="#">下拉子菜单</a></li> </ul> </li> <li><a href="#">下拉菜单4</a></li> <li><a href="#">下拉菜单5</a></li> </ul> <!-- Examples body --> </div> <div class="clear"></div> </body> </html>
希望本文所述对大家的jquery程序设计有所帮助。
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