diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index d4b94deba51..79f36b1dbcd 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -2197,8 +2197,8 @@ function dol_print_date($time, $format = '', $tzoutput = 'auto', $outputlangs =
 			if ($tzoutput == 'tzserver') {
 				$to_gmt = false;
 				$offsettzstring = @date_default_timezone_get(); // Example 'Europe/Berlin' or 'Indian/Reunion'
-				$offsettz = 0;
-				$offsetdst = 0;
+				$offsettz = 0;	// Timezone offset with server timezone, so 0
+				$offsetdst = 0;	// Dst offset with server timezone, so 0
 			} elseif ($tzoutput == 'tzuser' || $tzoutput == 'tzuserrel') {
 				$to_gmt = true;
 				$offsettzstring = (empty($_SESSION['dol_tz_string']) ? 'UTC' : $_SESSION['dol_tz_string']); // Example 'Europe/Berlin' or 'Indian/Reunion'
@@ -2308,7 +2308,7 @@ function dol_print_date($time, $format = '', $tzoutput = 'auto', $outputlangs =
 		if ($time < 100000000000) {	// Protection against bad date values
 			$timetouse = $time + $offsettz + $offsetdst; // TODO Replace this with function Date PHP. We also should not use anymore offsettz and offsetdst but only offsettzstring.
 
-			$ret = adodb_strftime($format, $timetouse, $to_gmt);
+			$ret = adodb_strftime($format, $timetouse, $to_gmt);	// If to_gmt = false then adodb_strftime use TZ of server
 		} else {
 			$ret = 'Bad value '.$time.' for date';
 		}
@@ -2318,7 +2318,7 @@ function dol_print_date($time, $format = '', $tzoutput = 'auto', $outputlangs =
 		$timetouse = $time + $offsettz + $offsetdst; // TODO Replace this with function Date PHP. We also should not use anymore offsettz and offsetdst but only offsettzstring.
 
 		// Here ret is string in PHP setup language (strftime was used). Now we convert to $outputlangs.
-		$month = adodb_strftime('%m', $timetouse, true);
+		$month = adodb_strftime('%m', $timetouse, $to_gmt);		// If to_gmt = false then adodb_strftime use TZ of server
 		$month = sprintf("%02d", $month); // $month may be return with format '06' on some installation and '6' on other, so we force it to '06'.
 		if ($encodetooutput) {
 			$monthtext = $outputlangs->transnoentities('Month'.$month);
@@ -2334,9 +2334,10 @@ function dol_print_date($time, $format = '', $tzoutput = 'auto', $outputlangs =
 		//return $ret;
 	}
 	if (preg_match('/__a__/i', $format)) {
+		//print "time=$time offsettz=$offsettz offsetdst=$offsetdst offsettzstring=$offsettzstring";
 		$timetouse = $time + $offsettz + $offsetdst; // TODO Replace this with function Date PHP. We also should not use anymore offsettz and offsetdst but only offsettzstring.
 
-		$w = adodb_strftime('%w', $timetouse, true); // TODO Replace this with function Date PHP. We also should not use anymore offsettz and offsetdst but only offsettzstring.
+		$w = adodb_strftime('%w', $timetouse, $to_gmt);		// If to_gmt = false then adodb_strftime use TZ of server
 		$dayweek = $outputlangs->transnoentitiesnoconv('Day'.$w);
 		$ret = str_replace('__A__', $dayweek, $ret);
 		$ret = str_replace('__a__', dol_substr($dayweek, 0, 3), $ret);
diff --git a/htdocs/projet/activity/perday.php b/htdocs/projet/activity/perday.php
index 3c67673ad49..b0195200dd5 100644
--- a/htdocs/projet/activity/perday.php
+++ b/htdocs/projet/activity/perday.php
@@ -81,13 +81,16 @@ $monthofday = GETPOST('addtimemonth');
 $dayofday = GETPOST('addtimeday');
 $yearofday = GETPOST('addtimeyear');
 
-$daytoparse = $now;
-if ($yearofday && $monthofday && $dayofday) {
-	$daytoparse = dol_mktime(0, 0, 0, $monthofday, $dayofday, $yearofday); // xxxofday is value of day after submit action 'addtime'
-} elseif ($year && $month && $day) {
-	$daytoparse = dol_mktime(0, 0, 0, $month, $day, $year); // this are value submited after submit of action 'submitdateselect'
-}
+/*var_dump(GETPOST('remonth'));
+var_dump(GETPOST('button_search_x'));
+var_dump(GETPOST('button_addtime'));*/
 
+$daytoparse = $now;
+if ($year && $month && $day) {
+	$daytoparse = dol_mktime(0, 0, 0, $month, $day, $year); // this are value submited after submit of action 'submitdateselect'
+} elseif ($yearofday && $monthofday && $dayofday) {
+	$daytoparse = dol_mktime(0, 0, 0, $monthofday, $dayofday, $yearofday); // xxxofday is value of day after submit action 'addtime'
+}
 
 if (empty($search_usertoprocessid) || $search_usertoprocessid == $user->id) {
 	$usertoprocess = $user;
@@ -416,10 +419,10 @@ $search_options_pattern = 'search_task_options_';
 include DOL_DOCUMENT_ROOT.'/core/tpl/extrafields_list_search_param.tpl.php';
 
 // Show navigation bar
-$nav = '<a class="inline-block valignmiddle" href="?year='.$prev_year."&amp;month=".$prev_month."&amp;day=".$prev_day.$param.'">'.img_previous($langs->trans("Previous"))."</a>\n";
+$nav = '<a class="inline-block valignmiddle" href="?year='.$prev_year."&month=".$prev_month."&day=".$prev_day.$param.'">'.img_previous($langs->trans("Previous"))."</a>\n";
 $nav .= dol_print_date(dol_mktime(0, 0, 0, $month, $day, $year), "%A").' ';
 $nav .= " <span id=\"month_name\">".dol_print_date(dol_mktime(0, 0, 0, $month, $day, $year), "day")." </span>\n";
-$nav .= '<a class="inline-block valignmiddle" href="?year='.$next_year."&amp;month=".$next_month."&amp;day=".$next_day.$param.'">'.img_next($langs->trans("Next"))."</a>\n";
+$nav .= '<a class="inline-block valignmiddle" href="?year='.$next_year."&month=".$next_month."&day=".$next_day.$param.'">'.img_next($langs->trans("Next"))."</a>\n";
 $nav .= ' '.$form->selectDate(-1, '', 0, 0, 2, "addtime", 1, 1).' ';
 $nav .= ' <button type="submit" name="button_search_x" value="x" class="bordertransp"><span class="fa fa-search"></span></button>';
 
@@ -773,7 +776,7 @@ print '</div>';
 print '<input type="hidden" id="numberOfLines" name="numberOfLines" value="'.count($tasksarray).'"/>'."\n";
 
 print '<div class="center">';
-print '<input type="submit" class="button button-save"'.($disabledtask ? ' disabled' : '').' value="'.$langs->trans("Save").'">';
+print '<input type="submit" name="button_addtime" class="button button-save"'.($disabledtask ? ' disabled' : '').' value="'.$langs->trans("Save").'">';
 print '</div>';
 
 print '</form>';
diff --git a/htdocs/projet/activity/perweek.php b/htdocs/projet/activity/perweek.php
index 3d380ab7f4e..0a275cb46e3 100644
--- a/htdocs/projet/activity/perweek.php
+++ b/htdocs/projet/activity/perweek.php
@@ -665,7 +665,12 @@ if (!empty($arrayfields['timeconsumed']['checked'])) {
 for ($idw = 0; $idw < 7; $idw++) {
 	$dayinloopfromfirstdaytoshow = dol_time_plus_duree($firstdaytoshow, $idw, 'd'); // $firstdaytoshow is a date with hours = 0
 	$dayinloop = dol_time_plus_duree($startday, $idw, 'd');
-
+	/*print $dayinloopfromfirstdaytoshow;
+	print dol_print_date($dayinloopfromfirstdaytoshow, 'dayhour', 'gmt');
+	print dol_print_date($dayinloopfromfirstdaytoshow, 'dayhour');
+	print dol_print_date($dayinloopfromfirstdaytoshow, '%a', 'gmt');
+	print dol_print_date($dayinloopfromfirstdaytoshow, '%a');
+	print '<br>';*/
 	$cssweekend = '';
 	if ((($idw + 1) < $numstartworkingday) || (($idw + 1) > $numendworkingday)) {	// This is a day is not inside the setup of working days, so we use a week-end css.
 		$cssweekend = 'weekend';
@@ -682,7 +687,9 @@ for ($idw = 0; $idw < 7; $idw++) {
 		$cssonholiday .= 'onholidayafternoon ';
 	}
 
-	print '<th width="6%" align="center" class="bold hide'.$idw.($cssonholiday ? ' '.$cssonholiday : '').($cssweekend ? ' '.$cssweekend : '').'">'.dol_print_date($dayinloopfromfirstdaytoshow, '%a').'<br>'.dol_print_date($dayinloopfromfirstdaytoshow, 'dayreduceformat').'</th>';
+	print '<th width="6%" align="center" class="bold hide'.$idw.($cssonholiday ? ' '.$cssonholiday : '').($cssweekend ? ' '.$cssweekend : '').'">';
+	print dol_print_date($dayinloopfromfirstdaytoshow, '%a');
+	print '<br>'.dol_print_date($dayinloopfromfirstdaytoshow, 'dayreduceformat').'</th>';
 }
 //print '<td></td>';
 print_liste_field_titre($selectedfields, $_SERVER["PHP_SELF"], "", '', '', '', $sortfield, $sortorder, 'center maxwidthsearch ');
diff --git a/htdocs/takepos/index.php b/htdocs/takepos/index.php
index 4c3ef11294f..1f9e6c32b2b 100644
--- a/htdocs/takepos/index.php
+++ b/htdocs/takepos/index.php
@@ -1029,7 +1029,7 @@ if ($conf->global->TAKEPOS_DIRECT_PAYMENT) {
 // BAR RESTAURANT specific menu
 if ($conf->global->TAKEPOS_BAR_RESTAURANT) {
 	if ($conf->global->TAKEPOS_ORDER_PRINTERS) {
-		$menus[$r++] = array('title'=>$langs->trans("Order"), 'action'=>'TakeposPrintingOrder();');
+		$menus[$r++] = array('title'=>'<span class="fa fa-blender-phone paddingrightonly"></span><div class="trunc">'.$langs->trans("Order").'</span>', 'action'=>'TakeposPrintingOrder();');
 	}
 	//Button to print receipt before payment
 	if ($conf->global->TAKEPOS_BAR_RESTAURANT) {
diff --git a/test/phpunit/DateLibTest.php b/test/phpunit/DateLibTest.php
index 78f5b36da49..7ff09de495e 100644
--- a/test/phpunit/DateLibTest.php
+++ b/test/phpunit/DateLibTest.php
@@ -390,6 +390,17 @@ class DateLibTest extends PHPUnit\Framework\TestCase
 		print __METHOD__." result=".$result."\n";
 		$this->assertEquals('Jeu Jan. Janvier', $result);
 
+
+		$result=dol_print_date(1619388000, '%Y-%m-%d %a', 'gmt', $outputlangs);
+		print __METHOD__." result=".$result."\n";
+		$this->assertEquals('2021-04-25 Dim', $result);
+
+		/* This test is disabled because result depends on TZ of server
+		$result=dol_print_date(1619388000, '%Y-%m-%d %a', 'tzserver', $outputlangs);	// If TZ is +2, then result will be Lun for 1619388000
+		print __METHOD__." result=".$result."\n";
+		$this->assertEquals('2021-04-26 Lun', $result);
+		*/
+
 		// Check day format for en_US
 		$outputlangs=new Translate('', $conf);
 		$outputlangs->setDefaultLang('en_US');