</tr>
<tr>
<td><label for="input_key"><?php echo t('PSW') . ':'; ?></label></td>
- <td><input type="text" name="key" id="input_key" /></td>
+ <td><input type="password" name="key" id="input_key" /></td>
</tr>
<tr>
<td><label for="select_time"><?php echo t('TIME_LIM') . ':'; ?></label></td>