{php: if(!$_mid) MSG('COMMON_0108');}
<form name="category_member" action="action.php" method="post">
    <table width="100%" cellpadding="5" cellspacing="1">
        <tr><td align="right">{$LANG['category.member_why']}：</td><td><textarea name="why" cols="40" rows="5" title="L:<255"></textarea></td></tr>
        <tr><td></td><td><input type="button" value="{$LANG['button_submit']}" onclick="do_submit('category_member');closeDiv();" /> &nbsp; <input type="button" value="{$LANG['button_close']}" onclick="closeDiv();"></td></tr>
    </table>
<input type="hidden" name="_file" value="category_member" />
<input type="hidden" name="_id" value="{$_id}" />
<input type="hidden" name="_act" value="do_add" />
</form>