CREATE TABLE `catalist` ( 
 `cid` int(11) NOT NULL auto_increment, 
 `title` varchar(100) NOT NULL, 
 `sort` mediumint(6) NOT NULL default '0', 
 PRIMARY KEY (`cid`) 
) ENGINE=MyISAM DEFAULT CHARSET=utf8; 

<script type="text/javascript" src="js/jquery.js"></script> 
<script type="text/javascript" src="js/jNotify.jquery.js"></script> 
<script type="text/javascript" src="js/jquery.alert.js"></script> 
<script type="text/javascript" src="js/global.js"></script> 
<link rel="stylesheet" type="text/css" href="css/alert.css" /> 

<?php 
include_once('connect.php'); //连接数据库 
$query = mysql_query("select * from catalist order by cid asc"); 
while($row=mysql_fetch_array($query)){ 
 $list .= "<li rel='".$row['cid']."'><span class='del' title='删除'></span> 
 <span class='edit' title='编辑'></span><span class='txt'>".$row['title']."</span></li>"; 
} 
?> 

<div class="selectlist"> 
 <h3>客户类别</h3> 
 <ul id="catalist"> 
   <?php echo $list;?> 
 </ul> 
 <p><a href="javascript:;" onclick="addOpt()">新增一项</a></p> 
</div> 

.input{width:160px; padding:2px; border:1px solid #d3d3d3} 
.cur_tr{background:#ffc} 
.selectlist{width:280px; margin:30px auto; border:1px solid #ccc;} 
.selectlist h3{height:32px; line-height:32px; padding:0 4px; border-bottom:1px dotted #d3d3d3; 
 background:#f7f7f7} 
.selectlist h3 span{float:right; font-weight:500} 
.selectlist ul{margin-top:4px; margin-left:20px; list-style-type: disc} 
.selectlist ul li{line-height:26px} 
.selectlist p{line-height:28px; padding-left:6px} 
.selectlist ul li span{width:20px; height:20px} 
.selectlist ul li span.edit{ float:right;background:url(images/edits.gif) no-repeat 0 5px; 
cursor:pointer} 
.selectlist ul li span.del,.selectlist ul li span.dels,.selectlist ul li span.cancer{ 
 float:right;background:url(images/del.gif) no-repeat 0 5px; cursor:pointer} 
.selectlist ul li span.ok,.selectlist ul li span.oks{float:right;background:url(images/ok.gif) 
no-repeat 0 5px; cursor:pointer} 

function addOpt(){ 
 var str = "<li><span class='dels' title='取消'></span><span class='ok' title='保存'></span> 
 <input type='text' class='input' /></li>"; 
 $("#catalist").append(str); 
} 

$(function(){ 
 //保存新增项 
 $(".ok").live('click',function(){ 
  var btn = $(this); 
  var input_str = btn.parent().find('input').val(); 
  if(input_str==""){ 
   jNotify("请输入类别!"); 
   return false; 
  } 
  var str = escape(input_str); 
  $.getJSON("post.php?action=add&title="+str,function(json){ 
   if(json.success==1){ 
    var li = "<li rel='"+json.id+"'><span class='del' title='删除'> 
    </span><span class='edit' title='编辑'></span><span class='txt'>"+ 
    json.title+"</span></li>"; 
    $("#catalist").append(li); 
    btn.parent().remove(); 
    jSuccess("恭喜，操作成功!"); 
   }else{ 
    jNotify("出错了！"); 
    return false; 
   } 
  }); 
 }); 
}); 

//取消新增项 
$(".dels").live('click',function(){ 
  $(this).parent().remove(); //将新增项移除 
}); 

include_once('connect.php'); //连接数据库 
$action = $_GET['action']; 
switch($action){ 
 case 'add': //新增项 
  $title = uniDecode($_GET['title'],'utf-8'); 
  $title = htmlspecialchars($title,ENT_QUOTES); 
  $query = mysql_query("insert into catalist (cid,title) values (NULL,'$title')"); 
  if($query){ 
   $insertid = mysql_insert_id($link); 
   $arr = array('id'=>$insertid,'title'=>$title,'success'=>1); 
  }else{ 
   $arr = array('success'=>2); 
  } 
  echo json_encode($arr); 
  break; 
  case '': 
  break; 
} 

//删除项 
 $(".del").live('click',function(){ 
  var btn = $(this); 
  var id = btn.parent().attr('rel'); 
  var URL = "post.php?action=del"; 
  hiConfirm('您确定要删除吗？', '提示',function(r){ 
   if(r){ 
    $.ajax({ 
    type: "POST", 
    url: URL, 
    data: "id="+id, 
    success: function(msg){ 
     if(msg==1){ 
      jSuccess("删除成功!"); 
      btn.parent().remove(); 
     }else{ 
      jNotify("操作失败!"); 
      return false; 
     } 
    } 
    }); 
   } 
  }); 
 }); 

case 'del': //删除项 
 $id = $_POST['id']; 
 $query = mysql_query("delete from catalist where cid=".$id); 
 if($query){ 
  echo '1'; 
 }else{ 
  echo '2'; 
 } 
 break;