文件所在目录地址：/include/arc.archives.class.php
查找：arc.money,arc.filename,　在后面添加arc.litpic,
查找：$this->PreNext['pre'] = "上一篇：<a href='$mlink'>{$preRow['title']}</a> ";

替换：［上一篇］
if(empty($preRow['litpic']))
{
$this->PreNext['pre'] = "上一篇：<a href='$mlink'>{$preRow['title']}</a> ";
}else{
$preimage = str_replace('/photo-img', 'http://images.jiaju123.com',trim($preRow['litpic']));
$this->PreNext['pre'] = "<div class=\"photo_article_pre\">
<div class=\"pre_photo\"><a href=\"$mlink\"><img src=\"$preimage\" alt=\"上一篇：{$preRow['title']}\"></a></div>
<div class=\"pre_right\">
<p>上一篇：{$preRow['title']}</p>
<div class=\"photo_textlink\">◀<a href=\"$mlink\">浏览上一张图片</a></div>
</div></div>";
}


查找：$this->PreNext['next'] = "下一篇：<a href='$mlink'>{$nextRow['title']}</a> ";

替换：if(empty($nextRow['litpic']))
{
$this->PreNext['next'] = "下一篇：<a href='$mlink'>{$nextRow['title']}</a> ";
}else{
$nextimage = str_replace('/photo-img', 'https://www.dedecms8.com',trim($nextRow['litpic']));
$this->PreNext['next'] = "<div class=\"photo_article_next\">
<div class=\"pre_photo\"><a href=\"$mlink\"><img src=\"$nextimage\" alt=\"下一篇：{$nextRow['title']}\"></a></div>
<div class=\"pre_right\">
<p>下一篇：{$nextRow['title']}</p>
<div class=\"photo_textlink\">▶<a href=\"$mlink\">浏览下一张图片</a></div>
</div></div>";
}