jQuery弹性滑动导航菜单

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<!DOCTYPE HTML><html><head><meta charset="UTF-8" /><title>实例：jQuery弹性滑动导航菜单</title><style type="text/css">body{ font-size:100%; font-family:"Microsoft YaHei","Arial"; background:#fff;}#nav{ position:relative; width:832px; _width:835px; margin:100px auto 0 auto; border-bottom:2px #ddd solid;}#nav .nav-menu{ height:50px;}#nav .nav-menu a{ display:block; float:left; height:50px; padding:0 40px; line-height:50px; color:#666; font-size:16px; text-decoration:none;}#nav .nav-current{ position:absolute; bottom:-2px; height:2px; overflow:hidden; background:#80b600;}</style><script type="text/javascript" src="js/jquery-1.4.2.min.js"></script><script type="text/javascript">$(function(){(function(){var $navcur = $(".nav-current");var $nav = $("#nav");var current = ".current";var itemW = $nav.find(current).innerWidth(); //默认当前位置宽度var defLeftW = $nav.find(current).position().left; //默认当前位置Left值//添加默认下划线$navcur.width(itemW);//hover事件$nav.find("a").hover(function(){ var index = $(this).index(); //获取滑过元素索引值 var leftW = $(this).position().left; //获取滑过元素Left值 var currentW = $nav.find("a").eq(index).innerWidth(); //获取滑过元素Width值 $navcur.stop().animate({ left: leftW, width: currentW },300); },function(){ $navcur.stop().animate({ left: defLeftW, width: itemW },300)})})();});</script></head><body><div id="nav"> <div class="nav-menu"> <a href="#" class="current">首页</a> <a href="#">了解我们</a> <a href="#">产品展示</a> <a href="#">服务报价</a> <a href="#">最新消息</a> <a href="#">联系方式</a> </div> <div class="nav-current"></div></div></body></html>

jquery动画效果导航条.rar (29.2 KB)
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