上一篇下一篇百分百可用的。
[e:loop={'selfinfo',1,0,0,'id<'.$navinfor[id].'','id desc'}]
<div class="shang"><a title="<?=$bqr[title]?>" href="<?php
echo $bqsr[titleurl];
$pre='true';
?>" rel="bookmark" class="prev_p"><span>上一篇 :</span> <?=$bqr[title]?> 
</a></div>
[/e:loop]
<?php
if(empty($pre)){
echo '<div class="shang"><a href="javascript:void(0)" class="prev_p"><span>上一篇 :</span> 很抱歉没有了 </a></div>';
}
?>


[e:loop={'selfinfo',1,0,0,'id>'.$navinfor[id].'','id asc'}]
<div class="xia"><a href="<?php
echo $bqsr[titleurl];
$next='true';
?>" rel="bookmark" class="next_p"><span>下一篇 :</span> <?=$bqr[title]?>
</a></div>
[/e:loop]
<?php
if(empty($next)){
echo '<div class="xia"> <a href="javascript:void(0)" class="next_p"> <span>下一篇 :</span> 没有了,已是最新文章.</a> </div>';
}
?>