jquery input checked全选与反选1.3.2的版本

“运行代码”后“刷新一次”
<!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> <title>无标题页</title> <script language="javascript" type="text/javascript" src="http://img.jb51.net/jslib/jquery/jquery-1.3.2.min.js"></script> <script language="javascript" type="text/javascript"> $.fn.checkCbx = function(){ return this.each(function(){ this.checked = !this.checked; }); } $(function(){ $("#btnSelect").click(function(){ this.value = this.value == "全选"?"反选":"全选"; $("input:checkbox").checkCbx(); }) }) </script> </head> <body> <form name="form1" method="post" action="Default8.aspx" id="form1"> <table border="1"> <tr> <th>选择</th> <th>id</th> <th>姓名</th> </tr> <tr> <td><input type="checkbox" name="cbx" /></td> <td>1</td> <td>脚本之家</td> </tr> <tr> <td><input type="checkbox" name="cbx" /></td> <td>2</td> <td>脚本之家</td> </tr> <tr> <td><input type="checkbox" name="cbx" /></td> <td>3</td> <td>脚本之家</td> </tr> <tr> <td><input type="checkbox" name="cbx" /></td> <td>4</td> <td>脚本之家</td> </tr> <tr> <td><input type="checkbox" name="cbx" /></td> <td>5</td> <td>脚本之家</td> </tr> <tr> <td><input type="checkbox" name="cbx" /></td> <td>6</td> <td>脚本之家</td> </tr> <tr> <td><input type="checkbox" name="cbx" /></td> <td>7</td> <td>脚本之家</td> </tr> <tr> <td><input type="checkbox" name="cbx" /></td> <td>8</td> <td>脚本之家</td> </tr> <tr> <td><input type="checkbox" name="cbx" /></td> <td>9</td> <td>脚本之家</td> </tr> <tr> <td><input type="checkbox" name="cbx" /></td> <td>10</td> <td>脚本之家</td> </tr> </table> <input id="btnSelect" type="button" value="全选" /> </form> </body> </html>
[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]