<td bgcolor="#FFFFFF"><label>
<input type="image" name="imageField" id="imageField" src="images/1.jpg" />
<select name="photo" id="photo" onchange="imageField.src=images/2.jpg">
<option value="images/1.jpg">大笑</option>
<option value="images/2.jpg">大哭</option>
<option value="images/3.jpg">笑</option>
<option value="images/4.jpg">哭</option>
</select>
</label></td>
大侠门看看我这有没有错误