你是静态的吧？

感谢百忙之中的安排

插件有一个https://www.eyoucms.com/mall/plus/8371.html 演示：

可能是我表达错误了，应该是在栏目页内如何判断该栏目中的下级栏目有几个？

把：{$eyou.site.name} 改成：{$eyou.site.name|html_msubstr=###,0,4,true}4代表显示几个字

参照：你的域名/sitemap.html

{if !isMobile() || isWeixin()}<div class="jw-video"><!-- 视频 begin-->{eyou:videoplay aid=\‘$eyou.field.aid\‘ autoplay=\‘on\‘ id=\‘video\‘}<video{$video.id}loop=\‘loop\‘ poster=\‘{$eyou.field.litpic}\‘ width="100%" controls=\‘true\‘ preload="auto" controlslist=\‘nodownload\‘ ref=\‘video\‘ on-contextmenu="return false"><!--source src="http://jshlw.cn/1/?url={$video.file_urli}" type="video/mp4"--></video>{$video.hidden}{/eyou:videoplay}<!-- 视频 end--></div><!-- 播放权限遮罩 begin --><div class="jw-video-expense text-center" id="VideoDiv13579" style="display:none" data-bg="{$eyou.field.litpic}"><div class="apply1 text-center" style="position:absolute;top:30%;right:0;left:0;bottom:0;margin:0 auto;text-align: center;"><p class="text-middle text-white button" id="MsgTitle13579"></p><div class="blank-middle"></div><div class="button button-big bg-yellow text-center radius-rounded text-middle" id="Msgon-click13579"></div></div></div><!-- 播放权限遮罩 end -->{/if}isWeixin() 是指定微信端才能观看

伪静态模式下：{notempty name="$eyou.global.web_citysite_open"}<ul class="nav-list u-plain-list"><li class="menu-item"><a href="{eyou:global name=\‘web_cmsurl\‘ /}" title="{$eyou.site.name}{eyou:global name=\‘web_name\‘ /}">{$eyou.site.name|default=\‘主\‘}站　<i class="fa fa-angle-down margin-small-left footer-widget"></i></a><ul class="sub-menu" style="float: left;width:640px;"><li class="menu-item"><a href="{eyou:global name=\‘web_basehost\‘ /}{$eyou.field.dirname}" title="{$eyou.site.name}{eyou:global name=\‘web_name\‘ /}" style="float: left;width:16%;{if $eyou.site.id == 0}color:#F00{/if}">主站</a></li>{eyou:citysite type="top" loop="80" id="field" currentclass="color:#F00"}<li class="menu-item" style="float: left;width:16%;"><a style="{$field.currentclass}"{if $eyou.site.id != $field.id} href="{$field.siteurl}{if $eyou.field.dirname}{$eyou.field.dirname}{/if}"{/if} title="{$field.name}{eyou:global name=\‘web_name\‘ /}">{$field.name}</a></li>{/eyou:citysite}</ul></li></ul>{/notempty}

{eyou:models type="first" id="field2" currentstyle="active" row=\‘20\‘}{eyou:channelartlist typeid=\‘$field2.id\‘}<div class="col-lg-1-4 col-12 col-sm-12 col-md-12 col-lg-6"><div class="uposts"><div class="codesign-list lazyload visible" data-bg="" style="{eyou:if condition=\‘($eyou.global.web_attr_18)\‘} background-color: #232425; color: #fff;{eyou:else} background-color: #f6f6f6; color: #34495e;{/eyou:if}"><h4 class="codeisgn-h4"><i class="fa fa-circle-o"></i> <a href="{eyou:field name=\‘typeurl\‘ /}"{if $field.is_jump==1} target="_blank"{/if}> {eyou:field name=\‘typename\‘ /} ></a></h4><span class="codesign-esc"><p>{eyou:field name=\‘englist_name|html_msubstr=###,0,30,true\‘ /}</p></span><div class="codesign-cover"></div></div>{eyou:arclist titlelen=\‘200\‘ row=\‘9\‘ orderby=\‘update_time\‘}<div class="hentry"><h2 class="title"><span class="post-num num-{$i}">{$i}</span><a href="{eyou:global name=\‘web_basehost\‘ /}{$field.arcurl}" title="{$field.title}"{if $field.is_jump==1} target="_blank"{/if}>{$field.title}</a></h2><div class="meta"><span>热度({$field.click})</span></div></div>{/eyou:arclist}</div></div>{/eyou:channelartlist}{/eyou:models}

活跃会员：{eyou:memberlist row=\‘5\‘ orderby=\‘logintime\‘ id=\‘userslist\‘}<div class="refresh-header-top" id="{$userslist.txtid}"><div class="header-top" style=\‘margin-bottom:10px\‘><img src="{$userslist.head_pic}" class=\‘lazyload avatar avatar-96 photo gravatar\‘ height=\‘96\‘ width=\‘96\‘ /><div class=""><span><span>账号：{$userslist.username}</span><i class="wp wp-VIP">昵称：{$userslist.nickname}</i><i class="wp wp-VIP group-name">积分：{$userslist.scores}</i></span><p id="buy-vip" rel-vipid="3">享受{$userslist.level}特权。</p></div></div></div>{$userslist.hidden}{/eyou:memberlist}

找个翻译的JS不就可以了吗？用那么麻烦干嘛！

用专题频道模版改，再添加一个留言板块做价格咨询就可以了。