Index: branches/RC/core/install/upgrades.sql
===================================================================
diff -u -N -r11401 -r11409
--- branches/RC/core/install/upgrades.sql	(.../upgrades.sql)	(revision 11401)
+++ branches/RC/core/install/upgrades.sql	(.../upgrades.sql)	(revision 11409)
@@ -1003,4 +1003,7 @@
 ALTER TABLE Skins ADD LogoBottom VARCHAR(255) NOT NULL AFTER Logo;
 
 INSERT INTO ConfigurationValues VALUES (DEFAULT, 'SiteNameSubTitle', '', 'In-Portal', 'in-portal:configure_general');
-INSERT INTO ConfigurationAdmin VALUES ('SiteNameSubTitle', 'la_Text_Website', 'la_config_SiteNameSubTitle', 'text', '', '', 10.021, 0, 0);
\ No newline at end of file
+INSERT INTO ConfigurationAdmin VALUES ('SiteNameSubTitle', 'la_Text_Website', 'la_config_SiteNameSubTitle', 'text', '', '', 10.021, 0, 0);
+
+INSERT INTO ConfigurationAdmin VALUES ('ResizableFrames', 'la_Text_Website', 'la_config_ResizableFrames', 'checkbox', '', '', 10.30, 0, 0);
+INSERT INTO ConfigurationValues VALUES (DEFAULT, 'ResizableFrames', '0', 'In-Portal', 'in-portal:configure_general');
\ No newline at end of file
Index: branches/RC/core/units/admin/admin_events_handler.php
===================================================================
diff -u -N -r11336 -r11409
--- branches/RC/core/units/admin/admin_events_handler.php	(.../admin_events_handler.php)	(revision 11336)
+++ branches/RC/core/units/admin/admin_events_handler.php	(.../admin_events_handler.php)	(revision 11409)
@@ -53,6 +53,14 @@
 			return $this->Application->CheckPermission($tools_events[$event->Name]);
 		}
 
+		if ($event->Name == 'OnSaveMenuFrameWidth') {
+			if (!$this->Application->IsAdmin() || !$this->Application->LoggedIn()) {
+				return false;
+			}
+
+			return true;
+		}
+
 		return parent::CheckPermission($event);
 	}
 
@@ -1167,4 +1175,27 @@
 		}
 	}
 
+	/**
+	 * Saves menu (tree) frame width
+	 *
+	 * @param kEvent $event
+	 */
+	function OnSaveMenuFrameWidth(&$event)
+	{
+		$event->status = erSTOP;
+
+		if (!$this->Application->ConfigValue('ResizableFrames')) {
+			return ;
+		}
+
+		$sql = 'UPDATE ' . $this->Application->getUnitOption('conf', 'TableName') . '
+				SET VariableValue = ' . (int)$this->Application->GetVar('width')  . '
+				WHERE VariableName = "MenuFrameWidth"';
+		$this->Conn->Query($sql);
+
+		if ($this->Conn->getAffectedRows()) {
+			$this->Application->UnitConfigReader->ResetParsedData(false);
+		}
+	}
+
 }
\ No newline at end of file
Index: branches/RC/core/install/english.lang
===================================================================
diff -u -N -r11395 -r11409
--- branches/RC/core/install/english.lang	(.../english.lang)	(revision 11395)
+++ branches/RC/core/install/english.lang	(.../english.lang)	(revision 11409)
@@ -235,9 +235,11 @@
 			<PHRASE Label="la_config_RememberLastAdminTemplate" Module="Core" Type="1">UmVtZW1iZXIgTGFzdCBBZG1pbiBUZW1wbGF0ZQ==</PHRASE>
 			<PHRASE Label="la_config_RequireSSLAdmin" Module="Core" Type="1">UmVxdWlyZSBTU0wgZm9yIEFkbWluaXN0cmF0aXZlIENvbnNvbGU=</PHRASE>
 			<PHRASE Label="la_config_require_ssl" Module="Core" Type="1">UmVxdWlyZSBTU0wgZm9yIGxvZ2luICYgY2hlY2tvdXQ=</PHRASE>
+			<PHRASE Label="la_config_ResizableFrames" Module="Core" Type="1">RnJhbWVzIGluIGFkbWluaXN0cmF0aXZlIGNvbnNvbGUgYXJlIHJlc2l6YWJsZQ==</PHRASE>
 			<PHRASE Label="la_config_server_name" Module="Core" Type="1">U2VydmVyIE5hbWU=</PHRASE>
 			<PHRASE Label="la_config_server_path" Module="Core" Type="1">U2VydmVyIFBhdGg=</PHRASE>
 			<PHRASE Label="la_config_SiteAdmin" Module="Core" Type="1">U2l0ZSBBZG1pbg==</PHRASE>
+			<PHRASE Label="la_config_SiteNameSubTitle" Module="Core" Type="1">V2Vic2l0ZSBTdWJ0aXRsZQ==</PHRASE>
 			<PHRASE Label="la_config_site_zone" Module="Core" Type="1">VGltZSB6b25lIG9mIHRoZSBzaXRl</PHRASE>
 			<PHRASE Label="la_config_ssl_url" Module="Core" Type="1">U1NMIEZ1bGwgVVJMIChodHRwczovL3d3dy5kb21haW4uY29tL3BhdGgp</PHRASE>
 			<PHRASE Label="la_config_ThumbnailImageHeight" Module="Core" Type="1">VGh1bWJuYWlsIEhlaWdodA==</PHRASE>
@@ -789,6 +791,7 @@
 			<PHRASE Label="la_fld_Location" Module="Core" Type="1">TG9jYXRpb24=</PHRASE>
 			<PHRASE Label="la_fld_Login" Module="Core" Type="1">TG9naW4=</PHRASE>
 			<PHRASE Label="la_fld_Logo" Module="Core" Type="1">TG9nbyBpbWFnZQ==</PHRASE>
+			<PHRASE Label="la_fld_LogoBottom" Module="Core" Type="1">Qm90dG9tIExvZ28gSW1hZ2U=</PHRASE>
 			<PHRASE Label="la_fld_MarginBottom" Module="Core" Type="1">TWFyZ2luIEJvdHRvbQ==</PHRASE>
 			<PHRASE Label="la_fld_MarginLeft" Module="Core" Type="1">TWFyZ2luIExlZnQ=</PHRASE>
 			<PHRASE Label="la_fld_MarginRight" Module="Core" Type="1">TWFyZ2luIFJpZ2h0</PHRASE>
Index: branches/RC/core/install/install_data.sql
===================================================================
diff -u -N -r11396 -r11409
--- branches/RC/core/install/install_data.sql	(.../install_data.sql)	(revision 11396)
+++ branches/RC/core/install/install_data.sql	(.../install_data.sql)	(revision 11409)
@@ -1102,5 +1102,8 @@
 INSERT INTO ConfigurationAdmin VALUES ('CheckStopWords', 'la_Text_Website', 'la_config_CheckStopWords', 'checkbox', '', '', 10.29, 0, 0);
 INSERT INTO ConfigurationValues VALUES (DEFAULT, 'CheckStopWords', '0', 'In-Portal', 'in-portal:configure_general');
 
+INSERT INTO ConfigurationAdmin VALUES ('ResizableFrames', 'la_Text_Website', 'la_config_ResizableFrames', 'checkbox', '', '', 10.30, 0, 0);
+INSERT INTO ConfigurationValues VALUES (DEFAULT, 'ResizableFrames', '0', 'In-Portal', 'in-portal:configure_general');
+
 INSERT INTO Modules VALUES ('Core', 'core/', 'adm', DEFAULT, 1, 1, '', 0, '0');
 INSERT INTO Modules VALUES ('In-Portal', 'core/', 'm', '5.0.0', 1, 0, '', 0, '0');
\ No newline at end of file