diff --git a/public_html/helpers/time_range.php b/public_html/helpers/time_range.php
new file mode 100644
index 0000000..15f2924
--- /dev/null
+++ b/public_html/helpers/time_range.php
@@ -0,0 +1,17 @@
+<?php
+
+$time_range_specified = false;
+if (!isset($_REQUEST['from_time']) || (isset($_REQUEST['from_time']) && $_REQUEST['from_time'] == '')) {
+    $from_time = '0000-01-01';
+} else {
+    $from_time = $_REQUEST['from_time'];
+    $time_range_specified = true;
+}
+if (!isset($_REQUEST['until_time']) || (isset($_REQUEST['until_time']) && $_REQUEST['until_time'] == '')) {
+    $until_time = '9999-12-31';
+} else {
+    $until_time = $_REQUEST['until_time'];
+    $time_range_specified = true;
+}
+
+?>
diff --git a/public_html/pages/components.php b/public_html/pages/components.php
index bce8a2e..245e5cb 100644
--- a/public_html/pages/components.php
+++ b/public_html/pages/components.php
@@ -7,20 +7,8 @@ require 'classes/component.php';
 require 'helpers/database.php';
 $db = connectDB($config, 'jilo');
 
-// FIXME move thi sto a special function
-$time_range_specified = false;
-if (!isset($_REQUEST['from_time']) || (isset($_REQUEST['from_time']) && $_REQUEST['from_time'] == '')) {
-    $from_time = '0000-01-01';
-} else {
-    $from_time = $_REQUEST['from_time'];
-    $time_range_specified = true;
-}
-if (!isset($_REQUEST['until_time']) || (isset($_REQUEST['until_time']) && $_REQUEST['until_time'] == '')) {
-    $until_time = '9999-12-31';
-} else {
-    $until_time = $_REQUEST['until_time'];
-    $time_range_specified = true;
-}
+// specify time range
+include 'helpers/time_range.php';
 
 // jitsi component events list
 // we use $_REQUEST, so that both links and forms work
diff --git a/public_html/pages/conferences.php b/public_html/pages/conferences.php
index 037e962..f868545 100644
--- a/public_html/pages/conferences.php
+++ b/public_html/pages/conferences.php
@@ -7,20 +7,8 @@ require 'classes/conference.php';
 require 'helpers/database.php';
 $db = connectDB($config, 'jilo');
 
-// FIXME move thi sto a special function
-$time_range_specified = false;
-if (!isset($_REQUEST['from_time']) || (isset($_REQUEST['from_time']) && $_REQUEST['from_time'] == '')) {
-    $from_time = '0000-01-01';
-} else {
-    $from_time = $_REQUEST['from_time'];
-    $time_range_specified = true;
-}
-if (!isset($_REQUEST['until_time']) || (isset($_REQUEST['until_time']) && $_REQUEST['until_time'] == '')) {
-    $until_time = '9999-12-31';
-} else {
-    $until_time = $_REQUEST['until_time'];
-    $time_range_specified = true;
-}
+// specify time range
+include 'helpers/time_range.php';
 
 // conference id/name are specified when searching specific conference(s)
 // either id OR name, id has precedence
diff --git a/public_html/pages/participants.php b/public_html/pages/participants.php
index 15aba56..3ca6521 100644
--- a/public_html/pages/participants.php
+++ b/public_html/pages/participants.php
@@ -7,20 +7,8 @@ require 'classes/participant.php';
 require 'helpers/database.php';
 $db = connectDB($config, 'jilo');
 
-// FIXME move thi sto a special function
-$time_range_specified = false;
-if (!isset($_REQUEST['from_time']) || (isset($_REQUEST['from_time']) && $_REQUEST['from_time'] == '')) {
-    $from_time = '0000-01-01';
-} else {
-    $from_time = $_REQUEST['from_time'];
-    $time_range_specified = true;
-}
-if (!isset($_REQUEST['until_time']) || (isset($_REQUEST['until_time']) && $_REQUEST['until_time'] == '')) {
-    $until_time = '9999-12-31';
-} else {
-    $until_time = $_REQUEST['until_time'];
-    $time_range_specified = true;
-}
+// specify time range
+include 'helpers/time_range.php';
 
 // participant id/name/IP are specified when searching specific participant(s)
 // participant name - this is 'stats_id' in the db