<div id="navigation">
<form id="searchform" action="search.php" method="post">
<input type="text" id="searchkey" name="searchkey" >
<select name="searchwhere" id="searchwhere">
<option value="title">标题</option>
<option value="content">内容</option>
<option value="nickname">作者</option>
</select>
<select name="type" id="type">
<option value="">全部</option>
<?php echo $search_select ?>
</select>
<button type="submit" value="true" name="subjectsearch">搜索</button>
</form>
<p>您的位置：<a href="<?php echo DIR_INSTALL ?>" target="_self">首页</a>
<?php echo $navigation ?>
</p>
</div>