diff --git a/src/admin/article_template_rand.php b/src/admin/article_template_rand.php
index 1c4fe9be..03c9437f 100644
--- a/src/admin/article_template_rand.php
+++ b/src/admin/article_template_rand.php
@@ -72,7 +72,7 @@ $wintitle = "随机模板防采集设置";
 $wecome_info = "随机模板防采集设置";
 make_hash();
 $msg = "
-<link rel='stylesheet' href='../static/web/css/admin.css' />
+<link rel='stylesheet' href='../static/web/css/admin.css'>
 <script language='javascript' src='js/main.js'></script>
 <script language='javascript' src='../static/web/js/webajax.js'></script>
 <script language='javascript'>
@@ -87,13 +87,13 @@ function DoRand(jobname)
     });
 }
 </script>
-<div id='loading' style='z-index:3000;top:160;left:300;position:absolute;display:none;'>
+<div id='loading' style='position:absolute;top:160;display:none;z-index:3000'>
     <img src='../static/web/img/loadinglit.gif'>请稍后，正在操作中
 </div>
 <table width='98%' align='center'>
 <tr>
     <td height='26'>
-    如果您想对旧的文章应用随机模板设置，请点击此对旧文章进行处理(必须设置好模板项)
+    如果您想对旧的文章应用随机模板设置，请点击此对旧文章进行处理（必须设置好模板项）
     &nbsp;<a href='#' onclick='DoRand(\"makeold\")' class='btn btn-success btn-sm'>设置全部</a>
     &nbsp;<a href='#' onclick='DoRand(\"clearold\")' class='btn btn-success btn-sm'>取消全部</a>
     &nbsp;<span id='tmpct' style='color:#dc3545;font-weight:bold'>$okmsg</span>
diff --git a/src/admin/search_keywords_main.php b/src/admin/search_keywords_main.php
index f2766d87..f247d91c 100644
--- a/src/admin/search_keywords_main.php
+++ b/src/admin/search_keywords_main.php
@@ -88,8 +88,8 @@ function GetKeywordList($dsql, $pageno, $pagesize, $orderby = 'aid')
       <td><a href='{$cfg_phpurl}/search.php?kwtype=0&keyword=".urlencode($row['keyword'])."&searchtype=titlekeyword' target='_blank'>{$row['result']}</a></td>
       <td>".MyDate("Y-m-d H:i:s", $row['lasttime'])."</td>
       <td>
-      <a href='#' onclick='UpdateNote({$row['aid']})' class='btn btn-success btn-sm'>更新</a> |
-      <a href='#' onclick='DelNote({$row['aid']})' class='btn btn-success btn-sm'>删除</a>
+        <a href='#' onclick='UpdateNote({$row['aid']})' class='btn btn-success btn-sm'>更新</a>
+        <a href='#' onclick='DelNote({$row['aid']})' class='btn btn-success btn-sm'>删除</a>
       </td>
     </tr>
     ";
diff --git a/src/admin/templets/article_keywords_main.htm b/src/admin/templets/article_keywords_main.htm
index 6d3c7694..ffae11df 100644
--- a/src/admin/templets/article_keywords_main.htm
+++ b/src/admin/templets/article_keywords_main.htm
@@ -35,14 +35,10 @@
               <td width="25%" style="padding-left:10px">关键词维护</td>
               <form name='form1' action="article_keywords_main.php">
                 <td width="75%" align="right">
-                  搜索：<input type='text' name='keyword' size='20' />
+                  搜索：<input type='text' name='keyword' size='20' />&nbsp;
                   <button type='submit' name='sb' value='' class="btn btn-success btn-sm">确定</button>
-                  &nbsp;
-                  <button class="btn btn-success btn-sm" name="n1" type="button" id="n1"
-                    onClick="location='article_keywords_make.php';">分析系统内的关键词</button>
-                  &nbsp;
-                  <button class="btn btn-success btn-sm" name="n11" type="button" id="n11"
-                    onClick="location='search_keywords_main.php';">管理搜索的关键词</button>
+                  <button class="btn btn-success btn-sm" name="n1" type="button" id="n1" onClick="location='article_keywords_make.php';">分析系统内的关键词</button>
+                  <button class="btn btn-success btn-sm" name="n11" type="button" id="n11" onClick="location='search_keywords_main.php';">管理搜索的关键词</button>
                 </td>
               </form>
             </tr>
@@ -55,13 +51,13 @@
           <td width="100%" height="30" colspan="6">
             <table border="0" cellspacing="0" cellpadding="0" class="table table-borderless">
               <tr>
-                <td width="90" align="center">新增关键词：</td>
-                <td width="140"><input name="keyword" type="text" id="keyword"/></td>
+                <td width="90">新增关键词：</td>
+                <td><input name="keyword" type="text" id="keyword" style="width:260px"></td>
                 <td width="90">链接网址：</td>
-                <td width="140"><input name="rpurl" type="text" id="rpurl"/></td>
-                <td width="86">频率：</td>
-                <td width="60"><input name="rank" type="text" id="rank" style="width:50px" value="30"></td>
-                <td width="86"><button type="submit" name="Submit" class="btn btn-success btn-sm">保存</button></td>
+                <td><input name="rpurl" type="text" id="rpurl" style="width:260px"></td>
+                <td width="60">频率：</td>
+                <td><input name="rank" type="text" id="rank" value="30" style="width:260px"></td>
+                <td><button type="submit" name="Submit" class="btn btn-success btn-sm">保存</button></td>
               </tr>
             </table>
           </td>
diff --git a/src/admin/templets/content_att.htm b/src/admin/templets/content_att.htm
index 446c9902..9a5aaaf9 100644
--- a/src/admin/templets/content_att.htm
+++ b/src/admin/templets/content_att.htm
@@ -17,11 +17,10 @@
       </tr>
       <tr>
         <td height="30" colspan="3" bgcolor="#FFFFFF">
-          　　自定义属性的意义和使用说明：<br>
-          　　在以往的版本中，网站主页、频道封面的设计，都只能单调的用 arclist
-          标记把某栏目最新或按特定排序方式的文档无选择的读出来，这样做法存在很大的不足，例如，我希望在最顶部的地方显示我想要的文档，在以往的版本中是无法做到的，但使用自定义属性之后，只要给arclist 标记加上
-          att='自定义属性的ID' 的属性，然后在发布的时候对适合的文档选择专门的属性，那么使用arclist的地方就会按您的意愿显示指定的文档<br>
-          　　注意事项：这个版本中att对应的字段是SET类型字段,因此为了数据安全起见不允许用户增加其它类型,但调用时允许使用组合条件,如:att='c,p'表示推荐图片新闻 </td>
+          自定义属性的意义和使用说明：<br>
+          在以往的版本中，网站主页、频道封面的设计，都只能单调的用 arclist 标记把某栏目最新或按特定排序方式的文档无选择的读出来，这样做法存在很大的不足，例如，我希望在最顶部的地方显示我想要的文档，在以往的版本中是无法做到的，但使用自定义属性之后，只要给arclist 标记加上 att='自定义属性的ID' 的属性，然后在发布的时候对适合的文档选择专门的属性，那么使用arclist的地方就会按您的意愿显示指定的文档<br>
+          注意事项：这个版本中att对应的字段是SET类型字段,因此为了数据安全起见不允许用户增加其它类型,但调用时允许使用组合条件,如:att='c,p'表示推荐图片新闻
+        </td>
       </tr>
       <tr bgcolor="#FBFCE2" align="center">
         <td width="15%" height="26">ID</td>
@@ -42,12 +41,10 @@
           <?php echo $row->att; ?>
         </td>
         <td>
-          <input name="sortid_<?php echo $k?>" value="<?php echo $row->sortid; ?>" type="text"
-            id="sortid_<?php echo $k?>" class='pubinputs' style='width:50%' />
+          <input name="sortid_<?php echo $k?>" value="<?php echo $row->sortid; ?>" type="text" id="sortid_<?php echo $k?>" class='pubinputs' style='width:50%' />
         </td>
         <td style="padding-left:5px;">
-          <input name="attname_<?php echo $k?>" value="<?php echo $row->attname; ?>" type="text"
-            id="attname_<?php echo $k?>" size="30" class='pubinputs' />
+          <input name="attname_<?php echo $k?>" value="<?php echo $row->attname; ?>" type="text" id="attname_<?php echo $k?>" size="30" class='pubinputs' />
         </td>
       </tr>
       <?php
diff --git a/src/admin/templets/file_upload.htm b/src/admin/templets/file_upload.htm
index d0d1fb0e..4b213c66 100644
--- a/src/admin/templets/file_upload.htm
+++ b/src/admin/templets/file_upload.htm
@@ -16,12 +16,12 @@
         {
           i++;
           myob = document.getElementById("upfield");
-          myob.innerHTML+="<p>文件"+i+"：<input type='file' name='upfile"+i+"' size='40'></p>";
+          myob.innerHTML+="<p>文件"+i+"：<input type='file' name='upfile"+i+"' size='56'></p>";
         }
         function reset_upload()
         { 
           myob = document.getElementById("upfield");
-          myob.innerHTML="<p>文件1：<input type='file' name='upfile1' size='40'></p>";
+          myob.innerHTML="<p>文件1：<input type='file' name='upfile1' size='56'></p>";
         }
       </script>
       <form method="POST" enctype="multipart/form-data" action="file_manage_control.php" name="form1">
@@ -38,7 +38,7 @@
           <tr>
             <td width="10%"></td>
             <td width="90%">
-              <div id="upfield"><p>文件1：<input type='file' name='upfile1' size='40'></p></div>
+              <div id="upfield"><p>文件1：<input type='file' name='upfile1' size='56'></p></div>
             </td>
           </tr>
           <tr>
diff --git a/src/admin/templets/friendlink_type.htm b/src/admin/templets/friendlink_type.htm
index 09c30461..cfc77889 100644
--- a/src/admin/templets/friendlink_type.htm
+++ b/src/admin/templets/friendlink_type.htm
@@ -36,8 +36,7 @@
         <td height="26" valign="top"><?php echo $row->id; ?>
         </td>
 
-        <td height="26" valign="top"><input name="pname_<?php echo $k?>" value="<?php echo $row->typename?>" type="text"
-            id="pname_<?php echo $k?>" class='pubinputs' style="width:90%"></td>
+        <td height="26" valign="top"><input name="pname_<?php echo $k?>" value="<?php echo $row->typename?>" type="text" id="pname_<?php echo $k?>" class='pubinputs' style="width:90%"></td>
         <td>
           <label><input name="check_<?php echo $k?>" type="checkbox" id="check_<?php echo $k?>" value="1" checked='1'
             class='np' />
diff --git a/src/admin/templets/member_rank.htm b/src/admin/templets/member_rank.htm
index 54007b44..9d905573 100644
--- a/src/admin/templets/member_rank.htm
+++ b/src/admin/templets/member_rank.htm
@@ -38,10 +38,8 @@
             class='autoinput alltxt' /></td>
         <td><input name="rank_<?php echo $k?>" value="<?php echo $row->rank; ?>" type="text" id="rank_<?php echo $k?>"
             class='autoinput alltxt' /></td>
-        <td><input name="money_<?php echo $k?>" value="<?php echo $row->money; ?>" type="text"
-            id="money_<?php echo $k?>" class='autoinput alltxt' /></td>
-        <td><input name="scores_<?php echo $k?>" value="<?php echo $row->scores; ?>" type="text"
-            id="scores_<?php echo $k?>" class='autoinput alltxt' /></td>
+        <td><input name="money_<?php echo $k?>" value="<?php echo $row->money; ?>" type="text" id="money_<?php echo $k?>" class='autoinput alltxt' /></td>
+        <td><input name="scores_<?php echo $k?>" value="<?php echo $row->scores; ?>" type="text" id="scores_<?php echo $k?>" class='autoinput alltxt' /></td>
         <td align="center">
           <?php
 	  if($row->id<=5) { echo "系统"; }
diff --git a/src/admin/templets/mychannel_edit.htm b/src/admin/templets/mychannel_edit.htm
index 09aa10b5..0b6d9318 100644
--- a/src/admin/templets/mychannel_edit.htm
+++ b/src/admin/templets/mychannel_edit.htm
@@ -376,8 +376,7 @@ else
           修改配置文本可调整字段顺序，但不会修改字段属性
         </td>
         <td width="65%" bgcolor="#FFFFFF">
-          <textarea name="fieldset" style="width:99%;height:300px" rows="10"
-            id="fieldset"><?php echo stripslashes($row['fieldset']); ?></textarea>
+          <textarea name="fieldset" style="width:99%;height:300px" rows="10" id="fieldset"><?php echo stripslashes($row['fieldset']); ?></textarea>
         </td>
       </tr>
     </table>
diff --git a/src/admin/templets/mytag_tag_guide.htm b/src/admin/templets/mytag_tag_guide.htm
index 768e738d..56ca8aa6 100644
--- a/src/admin/templets/mytag_tag_guide.htm
+++ b/src/admin/templets/mytag_tag_guide.htm
@@ -157,8 +157,7 @@
                   天以内 （0 表示不限）</td>
               </tr>
               <tr>
-                <td height="26">提取特定文档：<button class="btn btn-success btn-sm" type="button" id="selarc"
-                    onClick="SelectArcList('form1.arcid');">选择节点文章</button>&nbsp;&nbsp;
+                <td height="26">提取特定文档：<button class="btn btn-success btn-sm" type="button" id="selarc" onClick="SelectArcList('form1.arcid');">选择节点文章</button>&nbsp;&nbsp;
                   <textarea name="arcid" rows="3" id="arcid" style="width:90%" class="mt-3"></textarea>
                 </td>
               </tr>
diff --git a/src/admin/templets/sys_data.htm b/src/admin/templets/sys_data.htm
index a8c1dea0..5fae7c99 100644
--- a/src/admin/templets/sys_data.htm
+++ b/src/admin/templets/sys_data.htm
@@ -41,7 +41,6 @@
     }
 
     //获得选中文件的数据表
-
     function getCheckboxItem() {
       var myform = document.form1;
       var allSel = "";
@@ -108,7 +107,7 @@
     <form name="form1" onSubmit="checkSubmit()" action="sys_data_done.php?dopost=bak" method="post" target="stafrm">
       <input type='hidden' name='tablearr' value='' />
       <tr bgcolor="#F7F8ED">
-        <td height="26" colspan="8">DedeBIZV6默认系统表：</td>
+        <td height="26" colspan="8">系统默认表：</td>
       </tr>
       <tr bgcolor="#FBFCE2" align="center">
         <td height="26" width="5%">选择</td>
diff --git a/src/system/archive/archives.class.php b/src/system/archive/archives.class.php
index d61a12e9..c25f1a4d 100755
--- a/src/system/archive/archives.class.php
+++ b/src/system/archive/archives.class.php
@@ -690,9 +690,8 @@ class Archives
             $nextR = $this->dsql->GetOne("Select id From `#@__arctiny` where id>$aid And arcrank>-1 And typeid='{$this->Fields['typeid']}' order by id asc");
             $next = (is_array($nextR) ? " where arc.id={$nextR['id']} " : ' where 1>2 ');
             $pre = (is_array($preR) ? " where arc.id={$preR['id']} " : ' where 1>2 ');
-            $query = "Select arc.id,arc.title,arc.shorttitle,arc.typeid,arc.ismake,arc.senddate,arc.arcrank,arc.money,arc.filename,arc.litpic,
-                t.typedir,t.typename,t.namerule,t.namerule2,t.ispart,t.moresite,t.siteurl,t.sitepath
-                from `#@__archives` arc left join #@__arctype t on arc.typeid=t.id  ";
+            $query = "Select arc.id,arc.title,arc.shorttitle,arc.typeid,arc.ismake,arc.senddate,arc.arcrank,arc.money,arc.filename,arc.litpic,t.typedir,t.typename,t.namerule,t.namerule2,t.ispart,t.moresite,t.siteurl,t.sitepath
+            from `#@__archives` arc left join #@__arctype t on arc.typeid=t.id ";
             $nextRow = $this->dsql->GetOne($query.$next);
             $preRow = $this->dsql->GetOne($query.$pre);
             if (is_array($preRow)) {
@@ -1013,42 +1012,23 @@ class Archives
         $karr = $kaarr = $GLOBALS['replaced'] = array();
         //暂时屏蔽超链接
         $body = preg_replace("#(<a(.*))(>)(.*)(<)(\/a>)#isU", '\\1-]-\\4-[-\\6', $body);
-        $query = "SELECT * FROM `#@__keywords` WHERE rpurl<>'' ORDER BY `rank` DESC";
+        $query = "SELECT * FROM #@__keywords WHERE rpurl<>'' ORDER BY rank DESC";
         $this->dsql->SetQuery($query);
         $this->dsql->Execute();
-        while($row = $this->dsql->GetArray())
-        {
-            global $cfg_replace_num;
+        while ($row = $this->dsql->GetArray()) {
             $key = trim($row['keyword']);
-            $key_url=trim($row['rpurl']);
+            $key_url = trim($row['rpurl']);
             $karr[] = $key;
             $kaarr[] = "<a href='$key_url' target='_blank'>$key</a>";
         }
+        $GLOBALS['_dd_karr'] = $karr;
+        $GLOBALS['_dd_kaarr'] = $kaarr;
         //这里可能会有错误
-        if (version_compare(PHP_VERSION, '5.5.0', '>='))
-        {
-            if($cfg_replace_num > 0)
-            {
-                $query = "SELECT * FROM `#@__keywords` WHERE rpurl<>'' ORDER BY `rank` DESC";
-                $this->dsql->SetQuery($query);
-                $this->dsql->Execute();
-                while($row = $this->dsql->GetArray())
-                {
-                    $key = trim($row['keyword']);
-                    $key_url=trim($row['rpurl']);
-                    $body = str_replace_limit($key, "<a href='$key_url' target='_blank'>$key</a>", $body, $cfg_replace_num);
-                }
-            } else {
-                $query = "SELECT * FROM `#@__keywords` WHERE rpurl<>'' ORDER BY `rank` DESC";
-                $this->dsql->SetQuery($query);
-                $this->dsql->Execute();
-                while($row = $this->dsql->GetArray())
-                {
-                    $key = trim($row['keyword']);
-                    $key_url=trim($row['rpurl']);
-                    $body = str_replace($key, "<a href='$key_url' target='_blank'>$key</a>", $body);
-                }
-            }
+        if (version_compare(PHP_VERSION, '8.0.0', '>=')) {
+            $body = @preg_replace_callback("#(^|>)([^<]+)(?=<|$)#sU", "_highlight8", $body);
+        } else if (version_compare(PHP_VERSION, '5.5.0', '>=')) {
+
+            $body = @preg_replace_callback("#(^|>)([^<]+)(?=<|$)#sU", "_highlight('\\2', \$karr, \$kaarr, '\\1')", $body);
         } else {
             $body = @preg_replace("#(^|>)([^<]+)(?=<|$)#sUe", "_highlight('\\2', \$karr, \$kaarr, '\\1')", $body);
         }
@@ -1057,43 +1037,30 @@ class Archives
         return $body;
     }
 }//End Archives
-//指定替换次数功能
-function str_replace_limit($search, $replace, $subject, $limit){
-    if(is_array($search)){
-        foreach($search as $k=>$v){
-            $search[$k] = '`'. preg_quote($search[$k], '`'). '`';
-        }
-    } else {
-        $search = '`'. preg_quote($search, '`'). '`';
-    }
-    return preg_replace($search, $replace, $subject, $limit);
+function _highlight8($matches){
+    return _highlight($matches[2], $GLOBALS['_dd_karr'], $GLOBALS['_dd_kaarr'], $matches[1]);
 }
-//高亮专用, 替换多次时可能不能达到最多次
+//高亮专用, 替换多次是可能不能达到最多次
 function _highlight($string, $words, $result, $pre)
 {
     global $cfg_replace_num;
-    if (version_compare(PHP_VERSION, '5.5.0', '>='))
-    {
+    if (version_compare(PHP_VERSION, '5.5.0', '>=') && version_compare(PHP_VERSION, '8.0.0', '<')) {
         $string = $string[0];
         $pre = $pre[0];
     }
     $string = str_replace('\"', '"', $string);
-    if($cfg_replace_num > 0)
-    {
-        foreach ($words as $key => $word)
-        {
-            if($GLOBALS['replaced'][$word] == 1)
-            {
+    if ($cfg_replace_num > 0) {
+        foreach ($words as $key => $word) {
+            if ($GLOBALS['replaced'][$word] == 1) {
                 continue;
             }
-            $string = preg_replace("#".preg_quote($word)."#", $result[$key], $string, $cfg_replace_num);
-            if(strpos($string, $word) !== FALSE)
-            {
+            $string = preg_replace("#" . preg_quote($word) . "#", $result[$key], $string, $cfg_replace_num);
+            if (strpos($string, $word) !== FALSE) {
                 $GLOBALS['replaced'][$word] = 1;
             }
         }
     } else {
         $string = str_replace($words, $result, $string);
     }
-    return $pre.$string;
+    return $pre . $string;
 }
\ No newline at end of file
diff --git a/src/theme/plus/carbuyaction.htm b/src/theme/plus/carbuyaction.htm
index 836e6a19..5539269f 100644
--- a/src/theme/plus/carbuyaction.htm
+++ b/src/theme/plus/carbuyaction.htm
@@ -156,8 +156,7 @@
               <td><a name="mate_vdimgck" />
                 <input name="vdcode" id="vdcode" type="text" class="ipt-txt" size="10"
                   style="text-transform:uppercase;" />
-                <a href="#mate_vdimgck"><img id="vdimgck_img" src="../apps/vdimgck.php" hspace="6" align="absmiddle"
-                    onClick="vdimgck();" title="看不清换一张" /></a> <a href="#mate_vdimgck" onClick="vdimgck();">看不清换一张</a>
+                <a href="#mate_vdimgck"><img id="vdimgck_img" src="../apps/vdimgck.php" hspace="6" align="absmiddle" onClick="vdimgck();" title="看不清换一张" /></a> <a href="#mate_vdimgck" onClick="vdimgck();">看不清换一张</a>
               </td>
             </tr>
           </tbody>