div background 변경

<script language="javascript" type="text/javascript">

fucntion change(src){

  document.getElementById('mainimg').style.backgroundImage="url('" + src + "')";

}

</script>

<table>

  <tr>

    <td width="400" height="400">

      <div align="center" id="mainimg" style="width:400;height:400px;background-image:URL('/images/02_1.gif')">문장문장</div></td>

    <td><span onclick="change('/images/03.gif');">배경 바꾸기</span></td>

  </tr>

</table>

[출처] div background 변경|작성자 dan ni el