1、juqery全选
全选按钮

<input type="checkbox" id="check_box" onclick="selectall('lead_id[]');"/>

列表按钮

<input name="lead_id[]" type="checkbox" value="<?php echo $value['lead_id'];?>" />

function selectall(name) {
  if ($("#check_box").prop("checked")==false) {
    $("input[name='"+name+"']").each(function() {
      this.checked = false;
    });
  } else {
    $("input[name='"+name+"']").each(function() {
      this.checked = true;
    });
  }
}

2、post删除

  function del_many(){
    var ids='';
    $("input:checkbox[name='lead_id[]']:checked").each(function(i, n){
        ids += $(n).val() + ',';
    });
    if( ids ){
      if ( confirm( '确定删除吗?' ) )
      {
        location.href = '?m=party_admin&c=leader_admin&a=dele_leader&leader_id=' + ids;
      }
    }else{
      alert('请选择要删除的记录！');return false;
    }
  }

3、编辑信息

  function edit( id ){
   $.post("?m=party_admin&c=activity_admin&a=activity_info",{activity_id:id},function(msg){
     var data = eval('('+msg+')');
     $('#edit_activitytitle').val( data.activity_name );
     $('#edit_party_name').val( data.party_name );
     $("select[name ='edit_activity_type'] option[value='"+data.activity_type+"']").attr('selected','selected');
     $('#edit_activity_time').val( data.activity_time );
     $('#edit_activity_palce').val( data.activity_place );
     $('#edit_activity_partypeople').val( data.party_should_num );
     $('#edit_activity_vilpeople').val( data.villager_should_num );
     $('#edit_activity_leadpeople').val( data.leader_should_num );
     $('#edit_activity_content').val( data.activity_contents );
     $('#edit_activity_id').val( data.activity_id );
     $('#upload_pics').val( data.activity_pic );
     /* 照片显示 */
     if ( data.activity_pic != '' )
     {
         $( '#upload_pics' ).val( data.activity_pic );
     }
     /* 党员显示 未到 + 已到 */
     var party_people_arr = data['party_people'];
     var new_party_people = '';
     var sign_party_people = '';
     if ( party_people_arr != undefined )
     {
         $.each( party_people_arr, function( key, value ) {
             if ( value['is_sign'] == '0' )
             {
                 new_party_people += "<span id="+ 'not_party_id_'+ value['person_id'] +">";
                 new_party_people += value['person_name'];
                 new_party_people += "</span>";
             }
             else
             {
                 sign_party_people += "<span id="+ 'party_id_'+ value['person_id'] +">";
                 sign_party_people += value['person_name'];
                 sign_party_people += "</span>";
             }              
         });
         $( '#party_not_to' ).html( new_party_people );
         $( '#party_sign_name' ).html( sign_party_people );
     }      
     /* 手机端操作  1、启用  0、关闭  2、已完成 */
     var mobile_operate_msg = '';
     switch( data['mobile_operate'] )
     {
         case '0':
             mobile_operate_msg = '启动手机端操作';
             $( '#button_mobile_operate' ).attr( 'onclick', 'open_mobile_operate( '+ id +' );' );
         break;
         case '1':
             mobile_operate_msg = '手机端操作已开启';
         break;        
         case '2':
             mobile_operate_msg = '手机端操作已完成';
         break;
     }
     $( '#mobile_operate' ).html( mobile_operate_msg );

   });
   $( '#determine' ).attr( 'onclick', 'edit_submit();' );
   /* 开始签到的方法绑定 */
   $( '#start_sign' ).attr( 'onclick', "begin_start_sign( "+ id +" );" );
 }