diff --git a/index.cgi b/index.cgi
index 6c0abbd..e6f4872 100755
--- a/index.cgi
+++ b/index.cgi
@@ -5,6 +5,9 @@
 # mark=id
 #     mark item id as read
 #
+# later=id
+#     mark item id as "later"
+#
 # redir=id
 #    redirect to url of item id and mark item as read
 #
@@ -54,6 +57,8 @@ my $mcd = Cache::Memcached->new(servers => ['127.0.0.1:11211']);
 
 if ($q->param('mark')) {
     mark();
+} elsif ($q->param('later')) {
+    mark_later();
 } elsif ($q->param('redir')) {
     redirect();
 } else {
@@ -104,6 +109,31 @@ sub mark {
 
 }
 
+sub mark_later {
+    print_log("mark_later start");
+    my $dbh = DBI->connect($db_conn, "", "");
+    $dbh->{sqlite_unicode} = 1;
+    my $item_id = $q->param('later');
+    my $item = $dbh->selectrow_hashref("select * from items where id=?", {}, $item_id);
+    if ($item) {
+        my $q1 = CGI->new($q);
+        $q1->delete('later');
+	print "Status: 302\n";
+	print "Location: ", $q1->self_url, "\n";
+	print "\n";
+	$dbh->do("insert into later(username, item_id) values(?, ?)", {}, $q->remote_user, $item_id);
+        $mcd->delete(item_info_key($q->remote_user, $item->{feed_id}));
+        print_log("mark_later done");
+	exit(0);
+    }
+    print "Status: 404\n";
+    print "Content-Type: text/html; charset=utf-8\n";
+    print "\n";
+    print "not found\n";
+    print_log("mark_later failed");
+
+}
+
 sub list {
 
     my $feed_list_show = $q->param('fls') // "all";
@@ -168,7 +198,11 @@ sub list {
         }
 
     } else {
-        my @where = ("username is null");
+        my @where = ("read.username is null");
+
+        if (!$show_later) {
+            push @where, "later.username is null"
+        }
 
         if (!$show_old) {
             push @where, "(items.old is null or items.old = 0)"
@@ -181,10 +215,11 @@ sub list {
 	    "select feeds.id as feed_id, feeds.title as feed_title, allow_img, link, items.title as item_title, content, items.id as item_id, issued, lang
 	     from items
 		join feeds on items.feed_id=feeds.id
-		left outer join read on (items.id=read.item_id and username=?)
+		left outer join read on (items.id=read.item_id and read.username=?)
+		left outer join later on (items.id=later.item_id and later.username=?)
 	     $where
 	     order by issued",
-	    { Slice => {} }, $q->remote_user);
+	    { Slice => {} }, $q->remote_user, $q->remote_user);
     }
     my $feeds = $dbh->selectall_arrayref(
                         "select id, title from feeds where active order by id",
@@ -207,6 +242,7 @@ sub print_itemlist {
         print "<option value='" . $q->escapeHTML($f->{id}) . "' " . ($f->{selected} ? "selected='selected'" : "") .">" . $q->escapeHTML($f->{title}) . "</option>\n";
     }
     print "</select>\n";
+    print "<label><input type='checkbox' name='sl'" . ($q->param('sl') ? " checked" : "") . "> Show later</label>\n";
     my $fls = $q->param('fls');
     print "<input type='hidden' name='fls' value='" . $q->escapeHTML($fls) . "'>\n" if defined $fls;
     print "<input type='hidden' name='sr' value='10'>\n";
@@ -219,6 +255,7 @@ sub print_itemlist {
     print_log("print_itemlist: \$q=" . $q->self_url);
     my $q1 = CGI->new($q);
     print_log("print_itemlist: \$q1=" . $q1->self_url . " (before loop)");
+    my $q_later = CGI->new($q);
     print_log(scalar @$items . " before remix");
     $items = remix($items);
     print_log(scalar @$items . " after remix");
@@ -236,6 +273,7 @@ sub print_itemlist {
             $n_scrub++;
         }
         $q1->param('mark', $item->{item_id});
+        $q_later->param('later', $item->{item_id});
         my $item_class = 'item' . ($is_read ? ' read' : '');
         my $langattr = defined $item->{lang} ? "lang='$item->{lang}'" : "";
         my $html = "";
@@ -245,12 +283,14 @@ sub print_itemlist {
         unless ($is_read) {
             print_log("print_itemlist: \$q1=" . $q1->self_url . " (in loop)");
             $html .= "<div class='op'><a href='" . $q->escapeHTML($q1->self_url) . "'>Mark read</a></div>\n";
+            $html .= "<div class='op'><a href='" . $q->escapeHTML($q_later->self_url) . "'>Show later</a></div>\n";
         }
         $html .= "<div class='feed'>" . $q->escapeHTML($item->{feed_title}) . "</div>\n";
         $html .= "<h2><a href='./?redir=" . $q->escapeHTML($item->{item_id}) . "'>" . $q->escapeHTML($item->{item_title}) . "</a></h2>\n";
         $html .= "<div class='content'>" . $scrubbed_content . "</div>\n";
         unless ($is_read) {
             $html .= "<div class='op'><a href='" . $q->escapeHTML($q1->self_url) . "'>Mark read</a></div>\n";
+            $html .= "<div class='op'><a href='" . $q->escapeHTML($q_later->self_url) . "'>Show later</a></div>\n";
         }
         $html .= "<div class='end'></div>\n";
         $html .= "</div\n>";