fn display_url{
	if(~ $#logged_user 0)
		a='<a href="'$base_url^$barf_base_uri'login">login</a>'
	if not
		a='<a href="'$base_url^$barf_base_uri'?a_func=edit_form">add</a>'
	echo '<div>
	<span id="add">'$"a'</span>
	<span id="search">
	<form method="get" action="/">
	<input type="text" name="tags" size="28">
	<input type="submit" value="search">
	</form>
	</span>
	</div>
	</div>
	<div id="list">
	<table id="post_table">
	<tbody>
	<tr id="blank">
	<th style="display: none;">&nbsp;</th>
	<th style="display: none;">&nbsp;</th>
	<th style="display: none;">&nbsp;</th>'
	if(check_user && ! ~ $#logged_user 0)
		echo '<th style="display: none;">&nbsp;</th>'
	echo '</tr>'
	get_post_list
	for(i in `{seq 1 $#posts}){
		a_id=$posts($i)
		a_dir=$barf_root/$"barf_dir/src/$a_id
		echo '<tr>
		<td id="post_title">'
		print_title
		echo '</td>
		<td id="post_tags">'
		print_tags
		echo '</td>
		<td id="post_date">'
		cat $a_dir/date
		echo '</td>'
		if(check_user && ! ~ $#logged_user 0){
			echo '<td id="post_edit">'
			print_edit
			echo '</td>'
		}
		echo '</tr>'
	}
	echo '</tbody>
	</table>'
	display_prevnext
	echo '<br><br><br><br>
	</div>'
}