<{
	# loops all stories in cfg_index_topics,
	# generating a header whenever the date
	# changes according cfg_index_date_format
	{foreach
		{stories_by_date
			cfg_index_topics
			{or %num	cfg_index_num}
			{or %offset	0}
		}
        {
            {_story_abstract $0 $1}
            {_story_footer $0 $1}
        }
		''
		{
			"<h1 class = 'index_date'>"
			{date {or cfg_index_date_format cfg_date_format} $2}
			"</h1>"
		}
	}

	# generates navigation links for this set
	"<div class = 'navigator'>"
	{navigator '' {or %num cfg_index_num} {or %offset 0}}
	"</div>"
}>
