jquery 全选 全不选 事件绑定

<td width="82%" colspan="3">

<input type="checkbox" id="all">全选<input type="checkbox" id="reverse">反选

</td>

<td width="82%" colspan="3">

<s:checkboxlist name="resUuids" list="resList" listKey="uuid" listValue="name"></s:checkboxlist>

</td>

$(function(){

$("#all").click(function(){

var flag = $(this).attr("checked");

$("[name=resUuids]").attr("checked",flag == "checked");

});

        $("#reverse").click(function(){

            $("[name=resUuids]").each(function(){

                var flag = $(this).attr("checked");

                $(this).attr("checked", !(flag =="checked"));

            });

            checkSelect();

        });

        $("[name=resUuids]").click(function(){

            checkSelect();

        });

        function checkSelect(){

            var allFlag = true;

            $("[name=resUuids]").each(function(){

                var flag = $(this).attr("checked") == "checked";

                allFlag = allFlag && flag;

            });

            $("#all").attr("checked",allFlag);

        }

    });