51help TIY
码：
<html> <head> <script type="text/javascript" src="../jquery/jquery.js" tppabs="http://www.51help.tk/jquery/jquery.js"></script> <script type="text/javascript"> $(document).ready(function(){ $("p").mouseenter(function(){ $("p").css("background-color","yellow"); }); $("p").mouseleave(function(){ $("p").css("background-color","#E9E9E4"); }); $("#btn1").click(function(){ $("p").mouseenter(); }); $("#btn2").click(function(){ $("p").mouseleave(); }); }); </script> </head> <body> <p style="background-color:#E9E9E4">落上。</p> <button id="btn1"> mouseenter 事件</button><br /> <button id="btn2"> mouseleave 事件</button> </body> </html>
查看结果: