mixin boardnav(selected, showIndex, upLevel)
	if showIndex
		|  
		a(href=`${upLevel ? '../' : ''}index.html` class=(selected === 'index' ? 'bold' : '')) [Index]
	|  
	a(href=`${upLevel ? '../' : ''}catalog.html` class=(selected === 'catalog' ? 'bold' : '')) [Catalog]
	|  
	a(href=`${upLevel ? '../' : ''}banners.html` class=(selected === 'banners' ? 'bold' : '')) [Banners]
	|  
	a(href=`${upLevel ? '../' : ''}logs.html` class=(selected === 'logs' ? 'bold' : '')) [Logs]
	if thread != null && board.settings != null && board.settings.archiveLinks === true
		|  
		a(href=`${archiveLinksURL.replace('%s', encodeURIComponent(meta.url+'/'+thread.board+'/thread/'+thread.postId+'.html'))}` rel='nofollow' referrerpolicy='same-origin' target='_blank') [Archive]