IE 에서는 잘 나오는 레이어가 파이어폭스, 크롬에서는 엉뚱한 곳에 나올 때

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<td style='postiion:relative'>

 <div id='MMSUBLY-popup' style='width:300px;left:{$T_popup_leftpx};top:10px;display:{display};position:absolute'>
  <table border='0' cellspacing='0' cellpadding='0'>
   <tr>
    <td width='40'></td>
    $btn_add_popup_top
    <td><a href='{$DIRS[designer_root]}popup_list.php'{$frame_target} class='smenu'>팝업목록</a></td>
   </tr>
  </table>
 </div>

</td>

...

...

<td>

 <div id='MMSUBLY-popup' style='width:300px;left:{$T_popup_leftpx};top:10px;display:{display};position:absolute'>
  <table border='0' cellspacing='0' cellpadding='0'>
   <tr>
    <td width='40'></td>
    $btn_add_popup_top
    <td><a href='{$DIRS[designer_root]}popup_list.php'{$frame_target} class='smenu'>팝업목록</a></td>
   </tr>
  </table>
 </div>

</td>

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