帮忙看下代码 头像保存不了

<?php           session_start();    include_once 'conn.php';<div id="headbox">?>
              <!--上部条条-->              <div id="headbox-B"></div>              <div id="headbox-title"></div>      <!--头像-->      <div id="headbox-choose">      <div id="headbox-picbox-left">     <div id="headbox-picbox-up"></div>           <!--头像列表-->        <div id="headbox-picbox">                 <div class="choosehead-1">             <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic"name="1" id="head1"  src="images/head/1.jpg"/></a></span>                <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="2" id="head2"  src="images/head/2.jpg"/></a></span>                <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="3" id="head3"  src="images/head/3.jpg"/></a></span>                <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="4" id="head4"  src="images/head/4.jpg"/></a></span>                <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="5" id="head5"  src="images/head/5.jpg"/></a></span>                <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="6" id="head6"  src="images/head/6.jpg"/></a></span>      </div><br/>      <div class="choosehead-1">             <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="7" id="head7"  src="images/head/7.jpg"/></a></span>                <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="8" id="head8"  src="images/head/8.jpg"/></a></span>                <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="9"  id="head9"  src="images/head/9.jpg"/></a></span>                <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="10" id="head10"  src="images/head/10.jpg"/></a></span>                <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="11" id="head11"  src="images/head/11.jpg"/></a></span>                <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="12" id="head12"  src="images/head/12.jpg"/></a></span>      </div><br/>      <div class="choosehead-1">                <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="13" id="head13"  src="images/head/13.jpg"/></a></span>             <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="14" id="head14"  src="images/head/14.jpg"/></a></span>                <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic"name="15"  id="head15"  src="images/head/15.jpg"/></a></span>                <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="16"  id="head16"  src="images/head/16.jpg"/></a></span>                <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="17" id="head17"  src="images/head/17.jpg"/></a></span>                <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="18" id="head18"  src="images/head/18.jpg"/></a></span>      </div><br/>      <div class="choosehead-1">       <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="19" id="head19"  src="images/head/19.jpg"/></a></span>             <span class="choosehead-pic-box"><a class="choosehead-pic-a" href="#"><img class="choosehead-pic" name="20" id="head20"  src="images/head/20.jpg"/></a></span>                
     </div>    </div>  <div id="headbox-picbox-down"></div>   </div>   <!--右侧选择-->     <div id="headbox-picbox-right">        <!--提示语-->    <div id="headbox-txt"><div id="headbox-txt-box">请选择左侧的的头像，查看右侧预览图并按下确定按钮！</div></div>       <!--预览图和选择按钮name="lookheadpic" -->       <div class="choosehead-2">     <div id="lookhead-box"><img id="lookhead"  name="lookhead"  src="images/head/<?php echo mysql_result($result, 0,"usertouxiangID");?>.jpg"/></div>     <div id="lookhead-txt">预 览 图</div>      </div>  <!-- <div class="choosehead-buttonbox">   <input id="upload"  class="choosehead-button" type="submit" value="提 交" name="upload">   </div>  -->                             <div class="choosehead-buttonbox">    <a class="choosehead-button-a" href="#"><input id="uploao"   class="choosehead-button" type="submit" value="提 交" name="uploao"></a>   </div>    <div id="choosehead-ts">         <div class="choosehead-ts-1"><span class="choosehead-ts-3">&gt;</span> <span class="choosehead-ts-4">Q乐客注册赠送Q乐币!</span></div>   <div class="choosehead-ts-2"><span class="choosehead-ts-3">&gt;</span> <span class="choosehead-ts-4">邀请好友、晒宝赠送更多Q乐币哦！</span></div>   </div>  </div>    </div> </div>    </div>    <?php       if($_POST['uploao']=='提交'){             include_once 'conn.php';           $query=" UPDATE user_info  SET usertouxiangID = '".($_POST['lookhead'])."' where User_Id='".$_SESSION['userId']."'";                    if(mysql_query($query,$conn)) { ?> <script type="text/javascript"> alert("修改成功"); window.location.reload();                             </script> <?php  } else  { ?> <script type="text/javascript"> alert("对不起，服务器忙，请稍候更改头像，给您造成的不便，敬请原谅"); </script> <?php  }               }     ?>   <script language="javascript" type="text/javascript"> var lookhead=document.getElementById('lookhead');var head1=document.getElementById('head1');var head2=document.getElementById('head2');var head3=document.getElementById('head3');var head4=document.getElementById('head4');var head5=document.getElementById('head5');var head6=document.getElementById('head6');var head7=document.getElementById('head7');var head8=document.getElementById('head8');var head9=document.getElementById('head9');var head10=document.getElementById('head10');var head11=document.getElementById('head11');var head12=document.getElementById('head12');var head13=document.getElementById('head13');var head14=document.getElementById('head14');var head15=document.getElementById('head15');var head16=document.getElementById('head16');var head17=document.getElementById('head17');var head18=document.getElementById('head18');var head19=document.getElementById('head19');var head20=document.getElementById('head20');
head1.onclick=function(){ lookhead.src="images/head/"+"1.jpg";}head2.onclick=function(){ lookhead.src="images/head/"+"2.jpg";}head3.onclick=function(){ lookhead.src="images/head/"+"3.jpg";}head4.onclick=function(){ lookhead.src="images/head/"+"4.jpg";}head5.onclick=function(){ lookhead.src="images/head/"+"5.jpg";}head6.onclick=function(){ lookhead.src="images/head/"+"6.jpg";}head7.onclick=function(){ lookhead.src="images/head/"+"7.jpg";}head8.onclick=function(){ lookhead.src="images/head/"+"8.jpg";}head9.onclick=function(){ lookhead.src="images/head/"+"9.jpg";}head10.onclick=function(){ lookhead.src="images/head/"+"10.jpg";}head11.onclick=function(){ lookhead.src="images/head/"+"11.jpg";}head12.onclick=function(){ lookhead.src="images/head/"+"12.jpg";}head13.onclick=function(){ lookhead.src="images/head/"+"13.jpg";}head14.onclick=function(){ lookhead.src="images/head/"+"14.jpg";}head15.onclick=function(){ lookhead.src="images/head/"+"15.jpg";}head16.onclick=function(){ lookhead.src="images/head/"+"16.jpg";}head17.onclick=function(){ lookhead.src="images/head/"+"17.jpg";}head18.onclick=function(){ lookhead.src="images/head/"+"18.jpg";}head19.onclick=function(){ lookhead.src="images/head/"+"19.jpg";}head20.onclick=function(){ lookhead.src="images/head/"+"20.jpg";}</script>
我点提交以后 没反映