--- include/classes/screens/CScreenEvents.php.orig	2012-09-13 13:22:50.000000000 +0400
+++ include/classes/screens/CScreenEvents.php	2012-09-13 13:48:31.000000000 +0400
@@ -38,6 +38,16 @@
 			$options['value'] = array(TRIGGER_VALUE_TRUE, TRIGGER_VALUE_FALSE);
 		}
 
+		if ($this->screenitem['resourceid'] > 0) {
+			$hostgroup = API::HostGroup()->get(array(
+				'groupids' => $this->screenitem['resourceid'],
+				'output' => API_OUTPUT_EXTEND
+			));
+			$hostgroup = reset($hostgroup);
+
+                        $options['groupids'] = $hostgroup['groupid'];
+                }
+
 		$item = new CTableInfo(_('No events defined.'));
 		$item->setHeader(array(
 			_('Time'),
@@ -67,7 +77,7 @@
 					'tr_events.php?triggerid='.$event['objectid'].'&eventid='.$event['eventid']
 				),
 				$statusSpan,
-				getSeverityCell($trigger['priority'])
+				getSeverityCell($trigger['priority'], null, !$event['value'])
 			));
 		}
 
--- include/events.inc.php.orig	2012-09-13 13:23:30.000000000 +0400
+++ include/events.inc.php	2012-09-13 13:38:24.000000000 +0400
@@ -349,6 +349,9 @@
 		$triggerOptions['filter']['value'] = $options['value'];
 		$eventOptions['value'] = $options['value'];
 	}
+	if (isset($options['groupids'])) {
+		$triggerOptions['groupids'] = $options['groupids'];
+	}
 
 	// triggers
 	$triggers = API::Trigger()->get($triggerOptions);