diff --git a/CHANGES b/CHANGES
index d9d7e71..b4f181c 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,15 @@
+2010-07-10 - 2010-09-17  andreev.artem
+
+    Implemented ability to add two types of sessions: common and group
+
+    Some interface improvements (sessions filtering by different criteries)
+    for manage.php, report.php, view.php
+
+    Don't display grade and percent when module grade option is "No grade"
+
+    For redirecting from the block is taken into account the situation
+    when the current time are a few sessions
+
 2009-04-13 Monday 01:50  dlnsk
 
 	* lang/: en_utf8/attforblock.php, ru_utf8/attforblock.php: 
diff --git a/README.txt b/README.txt
index 029dc31..7c61bd1 100644
--- a/README.txt
+++ b/README.txt
@@ -5,7 +5,7 @@
 --------
 ABOUT
 --------
-This is version 2.1.x of the "Attendance" module (attforblock). It is still IN DEVELOPMENT 
+This is version 2.2.x of the "Attendance" module (attforblock). It is still IN DEVELOPMENT
 and should not be considered a stable release unless otherwise noted. 
 It has been tested on Moodle 1.9+, MySQL and PHP 5.2+.
 
diff --git a/lang/en_utf8/help/attforblock/sessiontypes.html b/lang/en_utf8/help/attforblock/sessiontypes.html
new file mode 100644
index 0000000..e7166ab
--- /dev/null
+++ b/lang/en_utf8/help/attforblock/sessiontypes.html
@@ -0,0 +1,16 @@
+<p align="center"><b>Attendance module</b></p>
+<p align="center">
+  <?php
+	  	$temp = $module;
+		unset($module);
+		require_once($CFG->dirroot.'/mod/attforblock/version.php');
+	  	echo get_string('version').": $module->release ($module->version)";
+		unset($module);
+		$module = $temp;
+	?>
+</p>
+<p align="left">There are two types of sessions: common and groups.
+    Ability to add different types depends on activity group mode. </p>
+<p align="left">In group mode &quot;No groups&quot; you can add only common sessions. </p>
+<p align="left">In group mode &quot;Visible groups&quot; you can add common and group sessions. </p>
+<p align="left">In group mode &quot;Separate groups&quot; you can add only group sessions. </p>
diff --git a/lang/ru_utf8/help/attforblock/sessiontypes.html b/lang/ru_utf8/help/attforblock/sessiontypes.html
new file mode 100644
index 0000000..1bd604a
--- /dev/null
+++ b/lang/ru_utf8/help/attforblock/sessiontypes.html
@@ -0,0 +1,16 @@
+<p align="center"><b>Модуль Посещаемость</b></p>
+<p align="center">
+  <?php
+	  	$temp = $module;
+		unset($module);
+		require_once($CFG->dirroot.'/mod/attforblock/version.php');
+	  	echo get_string('version').": $module->release ($module->version)";
+		unset($module);
+		$module = $temp;
+	?>
+</p>
+<p align="left">Существует 2 типа занятий: общие и групповые.
+    Возможность добавлять события различных типов зависит от группового режима элемента курса. </p>
+<p align="left">В групповом режиме &quot;Нет групп&quot; можно добавлять только общие события. </p>
+<p align="left">В групповом режиме &quot;Доступные группы&quot; можно добавлять и общие и групповые события. </p>
+<p align="left">В групповом режиме &quot;Отдельные группы&quot; можно добавлять только групповые события. </p>