锚点相信大家都使用过吧!点击后僵硬的切换是不是很不爽呢?
下面分享一个小技巧,根据锚点offset值来实现动画切换
<!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=gb2312\" /> <title>无标题文档</title> <script type=\"text/javascript\" src=\"js/jquery-1.8.3.min.js\"></script> <style> *{ margin:0; padding:0;} .main{ width:1000px; margin:0 auto; position:relative; } .main img{ float:left;} .bg{ position:absolute; width:100%; z-index:-5;} .bg01{ height:885px;background:url(../images/b_01.jpg) no-repeat center;} .bg02{ height:938px;background:url(../images/b_04.jpg) no-repeat center; } .bg03{ height:946px;background:url(../images/b_02.jpg) no-repeat center; } .bg04{ height:946px;background:url(../images/b_03.jpg) no-repeat center; } .div_scoll{ position:fixed; width:50px; height:200px; right:100px; top:50%;} a{ display:block; background:#3F6; color:#000; width:50px; height:50px; } </style> </head> <body> <div class=\"wrapper\"> <div class=\"main\"> <div id=\"tab_01\" class=\"tab\"><img src=\"images/m_01.jpg\" alt=\"\" /></div> <div id=\"tab_02\" class=\"tab\"><img src=\"images/m_04.jpg\" alt=\"\" /></div> <div id=\"tab_03\" class=\"tab\"><img src=\"images/m_02.jpg\" alt=\"\" /></div> <div id=\"tab_04\" class=\"tab\"><img src=\"images/m_03.jpg\" alt=\"\" /></div> </div> <div class=\"bg\"> <div class=\"bg01\" id=\"bg01\"></div> <div class=\"bg02\" id=\"bg02\"></div> <div class=\"bg03\" id=\"bg03\"></div> <div class=\"bg04\" id=\"bg04\"></div> </div> </div> <div class=\"div_scoll\"> <a href=\"#bg01\">图1</a> <a href=\"#bg02\">图2</a> <a href=\"#bg03\">图3</a> <a href=\"#bg04\">图4</a> </div> <script> $(function(){ $(\".div_scoll a\").click(function(){ $(\"html,body\").animate({ scrollTop:$($(this).attr(\"href\")).offset().top + \"px\"},1000); }); }); </script> </body> </html>
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