--- a/chart2.php
+++ b/chart2.php
@@ -33,6 +33,7 @@ $fields = array(
 	'period' =>		array(T_ZBX_INT, O_OPT, P_NZERO,	BETWEEN(ZBX_MIN_PERIOD, ZBX_MAX_PERIOD), null),
 	'stime' =>		array(T_ZBX_STR, O_OPT, P_SYS,		null,		null),
 	'border' =>		array(T_ZBX_INT, O_OPT, P_NZERO,	IN('0,1'),	null),
+        'legend' =>		array(T_ZBX_INT, O_OPT, null,		IN('0,1'),	null),
 	'width' =>		array(T_ZBX_INT, O_OPT, P_NZERO,	'{}>0',		null),
 	'height' =>		array(T_ZBX_INT, O_OPT, P_NZERO,	'{}>0',		null)
 );
@@ -100,7 +101,7 @@ if ($height <= 0) {
 	$height = $db_data['height'];
 }
 
-$graph->showLegend($db_data['show_legend']);
+$graph->showLegend(get_request('legend', $db_data['show_legend']));
 $graph->showWorkPeriod($db_data['show_work_period']);
 $graph->showTriggers($db_data['show_triggers']);
 $graph->setWidth($width);