标签：
http://www.xuecss3.com/qttx-25-2991-1.html
<!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> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>jquery制作对联广告悬浮特效跟随滚动条滚动-学css3网</title> <meta name="description" content="jquery图片广告制作一个侧面浮动图片广告特效，类似滚屏效果的图片广告。jQuery下载。" /> </head> <body> <style type="text/css"> *{margin:0;padding:0;list-style-type:none;} .fixediv{position:fixed;top:140px;z-index:9999;width:140px;height:216px;background:#ddd;} .fixediv img{float:left;} .fixediv a.close{display:block;height:30px;line-height:30px;background:#fff;font-size:14px;padding:0 10px;color:#5e5e5e;text-decoration:none;text-align:center;} .leftadv{left:0px;} .rightadv{right:0px;} </style> <div class="fixediv leftadv"> <a href="http://www.xuecss3.com/"><img src="images/180.jpg" width="140" height="186" alt="性感美女" /></a> <a class="close" href="javascript:void(0);">关闭广告</a> </div> <div class="fixediv rightadv"> <a href="http://www.xuecss3.com/"><img src="images/280.jpg" width="140" height="186" alt="清纯美女" /></a> <a class="close" href="javascript:void(0);">关闭广告</a> </div> <div style="height:1200px;"></div> <script type="text/javascript" src="js/jquery-1.4.2.min.js"></script> <script type="text/javascript"> $(document).ready(function(){ $(".fixediv a").click(function(){ $(".fixediv").fadeOut(400); }); $(".fixediv").floatadv(); }); jQuery.fn.floatadv = function(loaded) { var obj = this; body_height = parseInt($(window).height()); block_height = parseInt(obj.height()); top_position = parseInt((body_height/2) - (block_height/2) + $(window).scrollTop()); if (body_height<block_height) { top_position = 0 + $(window).scrollTop(); }; if(!loaded) { obj.css({‘position‘: ‘absolute‘}); obj.css({ ‘top‘: top_position }); $(window).bind(‘resize‘, function() { obj.floatadv(!loaded); }); $(window).bind(‘scroll‘, function() { obj.floatadv(!loaded); }); } else { obj.stop(); obj.css({‘position‘: ‘absolute‘}); obj.animate({ ‘top‘: top_position }, 400, ‘linear‘); } } </script> </body> </html>
标签：
原文地址：http://www.cnblogs.com/walter371/p/4555811.html
