Jq图片渐隐 主要知识点：animate的运用，hover的两个处理 <!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>豪情</title> <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js"></script> <style> *{margin:0;padding:0;font-size:12px;} body{background:#000;} img{cursor:pointer;} </style> <script> $(function(){ $('img').each(function(){ $(this).css('opacity', '0.6'); }).hover(function(){ $(this).animate({opacity:1}); }, function(){ $(this).animate({opacity:0.6}); }); }); </script> </head> <body> <img src="http://www.google.com/intl/en_com/images/srpr/logo1w.png" alt="" /><br /> <img src="http://www.google.com/chrome/intl/zh-CN/images/dlpage_alt.jpg" alt="" /><br /> <img src="http://hiphotos.baidu.com/baidu/pic/item/d27d51afd32062c0fbed508d.jpg" alt="" /> </body> </html> 运行代码