jQuery+PHP打造滑动开关效果

CREATE TABLE `pro` ( 
  `id` int(11) NOT NULL auto_increment, 
  `title` varchar(50) NOT NULL, 
  `description` varchar(200) NOT NULL, 
  `status` tinyint(1) NOT NULL default '0', 
  PRIMARY KEY  (`id`) 
) ENGINE=MyISAM  DEFAULT CHARSET=utf8;

<?php  
   require_once('connect.php'); //连接数据库  
   $query=mysql_query("select * from pro order by id asc");  
   while ($row=mysql_fetch_array($query)) {  
   ?>  
   <div class="list">  
     <div class="fun_title">  
        <span rel="<?php echo $row['id'];?>" <?php if($row['status']==1){ ?>  
class="ad_on" title="点击关闭"<?php }else{?>class="ad_off" title="点击开启"<?php }?>></span>  
        <h3><?php echo $row['title']; ?></h3>  
     </div>  
     <p><?php echo $row['description'];?></p>  
   </div>  
 <?php } ?>

.list{padding:6px 4px; border-bottom:1px dotted #d3d3d3; position:relative}  
.fun_title{height:28px; line-height:28px}  
.fun_title span{width:82px; height:25px; background:url(switch.gif) no-repeat;   
cursor:pointer; position:absolute; right:6px; top:16px}  
.fun_title span.ad_on{background-position:0 -2px}  
.fun_title span.ad_off{background-position:0 -38px}  
.fun_title h3{font-size:14px; font-family:'microsoft yahei';}  
.list p{line-height:20px}  
.list p span{color:#f60}  
.cur_select{background:#ffc}

$(function(){  
    //鼠标滑向换色  
    $(".list").hover(function(){  
        $(this).addClass("cur_select");  
    },function(){  
        $(this).removeClass("cur_select");  
    });  
    //关闭  
    $(".ad_on").live("click",function(){  
        var add_on = $(this);  
        var status_id = $(this).attr("rel");  
        $.post("action.php",{status:status_id,type:1},function(data){  
            if(data==1){  
                add_on.removeClass("ad_on").addClass("ad_off").attr("title","点击开启");  
            }else{  
                alert(data);  
            }  
        });  
    });  
    //开启  
    $(".ad_off").live("click",function(){  
        var add_off = $(this);  
        var status_id = $(this).attr("rel");  
        $.post("action.php",{status:status_id,type:2},function(data){alert(data);    
            if(data==1){  
                add_off.removeClass("ad_off").addClass("ad_on").attr("title","点击关闭");  
            }else{  
                alert(data);  
            }  
        });  
    });  
});

require_once('connect.php');  
$id = $_POST['status'];  
$type = $_POST['type'];  
if($type==1){ //关闭  
    $sql = "update pro set status=0 where id=".$id;  
}else{ //开启  
    $sql = "update pro set status=1 where id=".$id;  
}  
$rs = mysql_query($sql);  
if($rs){  
    echo '1';  
}else{  
    echo '服务器忙，请稍后再试！';  
}