diff --git a/README.md b/README.md
index 4b991ed659f0bc13e0add55cffbf61d1b25a4b3c..4ebe969998318c4e5e91184f92f6b13e6ecbdfa7 100644
--- a/README.md
+++ b/README.md
@@ -25,7 +25,7 @@ Dort liegen auch alle noch notwendigen SQL-Skripte fuer die DB-Erstellung und we
 
 ## Screenshot ##
 
-<a href="install/db_gfk.png" title="Ueberblick Datenbanken"><img src="install/db_gfk.png" align="left" height="100" width="100"></a>
+<a href="install/db_gfk.png" title="Datenbank Gefahrenklassen"><img src="install/db_gfk.png" align="left" height="100" width="100"></a>
 <br><br><br><br>
 
 ## Warnhinweis ##
diff --git a/install/LIESMICH.txt b/install/LIESMICH.txt
index 502a1a155a75b13450b858f2116882221b7a6ca2..e9b4c015865e70de21799f4f9ea042520b3262df 100644
--- a/install/LIESMICH.txt
+++ b/install/LIESMICH.txt
@@ -7,7 +7,7 @@ Was muss ich anpassen:
     Initialer Login ist admin mit Passwort admin
     sollte man irgendwann aendern
 
-2. Datenbank anlegen mit sql Skript install/mpidb_mpg_user.sql
+2. Datenbank anlegen mit sql Skript install/mpidb_mpg_<db>.sql
    bei Update install/updateDB_<version>.sql
 
 3. domain, hostname, ssl, user, password unbedingt anpassen in
@@ -20,7 +20,7 @@ Was muss ich anpassen:
 5. wenn es eine seperate User-Datenbank gibt, dann folgende SQL-Skripte ausfuehren
     mysql -p -u root < install/joinGfk2User.sql
 
-6. Verbindung zu Chemie-Datenbanken herstellen und folgende SQL-Skripte ausfuehren
+6. Verbindungen zu Chemie-Datenbanken herstellen und folgende SQL-Skripte ausfuehren
     mysql -p -u root < install/joinGfk2Chem.sql
     mysql -p -u root < install/joinChem2Gfk.sql
 
diff --git a/install/joinChem2Gfk.sql b/install/joinChem2Gfk.sql
new file mode 100644
index 0000000000000000000000000000000000000000..2dd752158bb9d4ab14684a5b57d653b7e4dc3458
--- /dev/null
+++ b/install/joinChem2Gfk.sql
@@ -0,0 +1,25 @@
+-- view auf list_lgk von db gfk - version mpg
+CREATE OR REPLACE VIEW mpidb_mpg_chem.view_lgk AS
+SELECT
+ autoID,
+ lgk,
+ beschreibung,
+ priority
+FROM
+ mpidb_mpg_gfk.list_lgk
+;
+
+
+-- view auf list_gefahr von db gfk - version mpg 
+CREATE OR REPLACE VIEW mpidb_mpg_chem.view_gefahr AS
+SELECT
+ autoID,
+ kategorie,
+ hsatz,
+ merkmal,
+ anweisung,
+ lgk
+FROM
+ mpidb_mpg_gfk.list_gefahr
+;
+
diff --git a/install/mpidb_mpg_gfk.sql b/install/mpidb_mpg_gfk.sql
index 54873f75140e2047f2eea6ef51c619ff946af176..ff3e7c56d44983290407eb4d25826d28e23bbcda 100644
--- a/install/mpidb_mpg_gfk.sql
+++ b/install/mpidb_mpg_gfk.sql
@@ -3,7 +3,7 @@
 -- http://www.phpmyadmin.net
 --
 -- Host: localhost
--- Generation Time: Mar 01, 2016 at 01:54 PM
+-- Generation Time: Mar 10, 2016 at 08:39 AM
 -- Server version: 5.5.47-0ubuntu0.14.04.1-log
 -- PHP Version: 5.5.9-1ubuntu4.14
 
@@ -17,7 +17,7 @@ SET time_zone = "+00:00";
 /*!40101 SET NAMES utf8 */;
 
 --
--- Database: `mpidb_asi_inv`
+-- Database: `mpidb_mpg_gfk`
 --
 CREATE DATABASE IF NOT EXISTS `mpidb_mpg_gfk` DEFAULT CHARACTER SET utf8 COLLATE utf8_unicode_ci;
 USE `mpidb_mpg_gfk`;
@@ -56,6 +56,64 @@ DELIMITER ;
 
 -- --------------------------------------------------------
 
+--
+-- Table structure for table `dataface__failed_logins`
+--
+
+CREATE TABLE IF NOT EXISTS `dataface__failed_logins` (
+  `attempt_id` int(11) NOT NULL AUTO_INCREMENT,
+  `ip_address` varchar(32) NOT NULL,
+  `username` varchar(32) NOT NULL,
+  `time_of_attempt` int(11) NOT NULL,
+  PRIMARY KEY (`attempt_id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8 AUTO_INCREMENT=1 ;
+
+-- --------------------------------------------------------
+
+--
+-- Table structure for table `dataface__modules`
+--
+
+CREATE TABLE IF NOT EXISTS `dataface__modules` (
+  `module_name` varchar(255) NOT NULL,
+  `module_version` int(11) DEFAULT NULL,
+  PRIMARY KEY (`module_name`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8;
+
+-- --------------------------------------------------------
+
+--
+-- Table structure for table `dataface__mtimes`
+--
+
+CREATE TABLE IF NOT EXISTS `dataface__mtimes` (
+  `name` varchar(255) NOT NULL,
+  `mtime` int(11) DEFAULT NULL,
+  PRIMARY KEY (`name`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8;
+
+--
+-- Dumping data for table `dataface__mtimes`
+--
+
+INSERT INTO `dataface__mtimes` (`name`, `mtime`) VALUES
+('dataface__failed_logins', 1456840851),
+('dataface__modules', 1456840652),
+('dataface__mtimes', 1456840652),
+('dataface__version', 1456840652),
+('list_gefahr', 1456840652),
+('list_katReiter', 1456840652),
+('list_lgk', 1456840652),
+('list_reiter', 1456840652),
+('mpi_users', 1456840652),
+('view_chemAll', 1456840652),
+('view_favorit', 1456840652),
+('view_gefahr', 1456840652),
+('view_reiter', 1456840652),
+('view_user', 1456840652);
+
+-- --------------------------------------------------------
+
 --
 -- Table structure for table `dataface__version`
 --
@@ -304,25 +362,23 @@ INSERT INTO `list_reiter` (`autoID`, `reiter`, `kategorie`, `favorit`, `history`
 --
 
 CREATE TABLE IF NOT EXISTS `mpi_users` (
-  `userID` smallint(3) NOT NULL AUTO_INCREMENT,
+  `userID` smallint(6) unsigned zerofill NOT NULL AUTO_INCREMENT,
   `username` varchar(20) COLLATE utf8_unicode_ci NOT NULL,
+  `password` varchar(50) COLLATE utf8_unicode_ci NOT NULL,
   `role` varchar(20) COLLATE utf8_unicode_ci NOT NULL,
   `email` varchar(50) COLLATE utf8_unicode_ci DEFAULT NULL,
   `zeitstempel` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
   PRIMARY KEY (`userID`),
   UNIQUE KEY `username` (`username`),
   UNIQUE KEY `email` (`email`)
-) ENGINE=InnoDB  DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci AUTO_INCREMENT=6 ;
+) ENGINE=InnoDB  DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci AUTO_INCREMENT=2 ;
 
 --
 -- Dumping data for table `mpi_users`
 --
 
-INSERT INTO `mpi_users` (`userID`, `username`, `role`, `email`, `zeitstempel`) VALUES
-(1, 'schachi', 'MANAGER', 'schachi@mpi-magdeburg.mpg.de', '2012-04-24 09:47:58'),
-(2, 'danker', 'ADMIN', 'danker@mpi-magdeburg.mpg.de', '2012-04-26 04:07:57'),
-(4, 'hermsdorf', 'ADMIN', 'hermsdorf@mpi-magdeburg.mpg.de', '2012-07-27 13:59:31'),
-(5, 'schaefer', 'ADMIN', 'schaefer@mpi-magdeburg.mpg.de', '2012-11-19 10:14:25');
+INSERT INTO `mpi_users` (`userID`, `username`, `password`, `role`, `email`, `zeitstempel`) VALUES
+(000001, 'admin', 'd033e22ae348aeb5660fc2140aec35850c4da997', 'MANAGER', '', '0000-00-00 00:00:00');
 
 -- --------------------------------------------------------
 
@@ -330,16 +386,16 @@ INSERT INTO `mpi_users` (`userID`, `username`, `role`, `email`, `zeitstempel`) V
 -- Stand-in structure for view `view_chemAll`
 --
 CREATE TABLE IF NOT EXISTS `view_chemAll` (
-`tabID` smallint(6)
-,`substanz` varchar(100)
-,`reinheit` varchar(40)
-,`lgk` varchar(10)
-,`cmr` tinyint(4)
-,`cas` varchar(20)
-,`einheit` varchar(25)
+`tabID` varchar(1)
+,`substanz` varchar(30)
+,`reinheit` varchar(1)
+,`lgk` varchar(1)
+,`cmr` varchar(1)
+,`cas` varchar(1)
+,`einheit` varchar(1)
 ,`gruppe` varchar(3)
-,`bearbeiter` varchar(20)
-,`zeitstempel` timestamp
+,`bearbeiter` varchar(7)
+,`zeitstempel` varchar(19)
 );
 -- --------------------------------------------------------
 
@@ -359,14 +415,13 @@ CREATE TABLE IF NOT EXISTS `view_favorit` (
 -- Stand-in structure for view `view_gefahr`
 --
 CREATE TABLE IF NOT EXISTS `view_gefahr` (
-`autoID` smallint(6)
-,`tabID` smallint(6)
-,`substanz` varchar(100)
-,`kategorie` varchar(30)
-,`bemerkung` tinytext
+`autoID` varchar(1)
+,`tabID` varchar(1)
+,`substanz` varchar(30)
+,`kategorie` varchar(1)
 ,`gruppe` varchar(3)
-,`bearbeiter` varchar(20)
-,`zeitstempel` timestamp
+,`bearbeiter` varchar(7)
+,`zeitstempel` varchar(19)
 );
 -- --------------------------------------------------------
 
@@ -383,9 +438,9 @@ CREATE TABLE IF NOT EXISTS `view_reiter` (
 -- Stand-in structure for view `view_user`
 --
 CREATE TABLE IF NOT EXISTS `view_user` (
-`localID` varchar(25)
-,`last_name` varchar(30)
-,`first_name` varchar(30)
+`localID` varchar(5)
+,`last_name` varchar(7)
+,`first_name` varchar(3)
 );
 -- --------------------------------------------------------
 
@@ -394,7 +449,7 @@ CREATE TABLE IF NOT EXISTS `view_user` (
 --
 DROP TABLE IF EXISTS `view_chemAll`;
 
-CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `view_chemAll` AS select `bio`.`tabID` AS `tabID`,`bio`.`substanz` AS `substanz`,`bio`.`reinheit` AS `reinheit`,`bio`.`lgk` AS `lgk`,`bio`.`cmr` AS `cmr`,`bio`.`cas` AS `cas`,`bio`.`einheit` AS `einheit`,'bio' AS `gruppe`,`bio`.`bearbeiter` AS `bearbeiter`,`bio`.`zeitstempel` AS `zeitstempel` from `mpidb_bio_chem`.`mpi_chemstoff` `bio` union all select `bpe`.`tabID` AS `tabID`,`bpe`.`substanz` AS `substanz`,`bpe`.`reinheit` AS `reinheit`,`bpe`.`lgk` AS `lgk`,`bpe`.`cmr` AS `cmr`,`bpe`.`cas` AS `cas`,`bpe`.`einheit` AS `einheit`,'bpe' AS `gruppe`,`bpe`.`bearbeiter` AS `bearbeiter`,`bpe`.`zeitstempel` AS `zeitstempel` from `mpidb_bpe_chem`.`mpi_chemstoff` `bpe` union all select `pcg`.`tabID` AS `tabID`,`pcg`.`substanz` AS `substanz`,`pcg`.`reinheit` AS `reinheit`,`pcg`.`lgk` AS `lgk`,`pcg`.`cmr` AS `cmr`,`pcg`.`cas` AS `cas`,`pcg`.`einheit` AS `einheit`,'pcg' AS `gruppe`,`pcg`.`bearbeiter` AS `bearbeiter`,`pcg`.`zeitstempel` AS `zeitstempel` from `mpidb_pcg_chem`.`mpi_chemstoff` `pcg` union all select `pse`.`tabID` AS `tabID`,`pse`.`substanz` AS `substanz`,`pse`.`reinheit` AS `reinheit`,`pse`.`lgk` AS `lgk`,`pse`.`cmr` AS `cmr`,`pse`.`cas` AS `cas`,`pse`.`einheit` AS `einheit`,'pse' AS `gruppe`,`pse`.`bearbeiter` AS `bearbeiter`,`pse`.`zeitstempel` AS `zeitstempel` from `mpidb_pse_chem`.`mpi_chemstoff` `pse`;
+CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `view_chemAll` AS select '1' AS `tabID`,'Fake Eintrag wenn keine chemDB' AS `substanz`,'-' AS `reinheit`,'-' AS `lgk`,'0' AS `cmr`,'-' AS `cas`,'-' AS `einheit`,'mpg' AS `gruppe`,'initial' AS `bearbeiter`,'2016-03-02 11:34:18' AS `zeitstempel`;
 
 -- --------------------------------------------------------
 
@@ -412,7 +467,7 @@ CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW
 --
 DROP TABLE IF EXISTS `view_gefahr`;
 
-CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `view_gefahr` AS select `bioT1`.`autoID` AS `autoID`,`bioT2`.`tabID` AS `tabID`,`bioT2`.`substanz` AS `substanz`,`bioT1`.`kategorie` AS `kategorie`,`bioT1`.`bemerkung` AS `bemerkung`,'bio' AS `gruppe`,`bioT1`.`bearbeiter` AS `bearbeiter`,`bioT1`.`zeitstempel` AS `zeitstempel` from (`mpidb_bio_chem`.`mpi_gefahr` `bioT1` join `mpidb_bio_chem`.`mpi_chemstoff` `bioT2`) where (`bioT1`.`chemID` = `bioT2`.`tabID`) union select `pcgT1`.`autoID` AS `autoID`,`pcgT2`.`tabID` AS `tabID`,`pcgT2`.`substanz` AS `substanz`,`pcgT1`.`kategorie` AS `kategorie`,`pcgT1`.`bemerkung` AS `bemerkung`,'pcg' AS `gruppe`,`pcgT1`.`bearbeiter` AS `bearbeiter`,`pcgT1`.`zeitstempel` AS `zeitstempel` from (`mpidb_pcg_chem`.`mpi_gefahr` `pcgT1` join `mpidb_pcg_chem`.`mpi_chemstoff` `pcgT2`) where (`pcgT1`.`chemID` = `pcgT2`.`tabID`) union select `bpeT1`.`autoID` AS `autoID`,`bpeT2`.`tabID` AS `tabID`,`bpeT2`.`substanz` AS `substanz`,`bpeT1`.`kategorie` AS `kategorie`,`bpeT1`.`bemerkung` AS `bemerkung`,'bpe' AS `gruppe`,`bpeT1`.`bearbeiter` AS `bearbeiter`,`bpeT1`.`zeitstempel` AS `zeitstempel` from (`mpidb_bpe_chem`.`mpi_gefahr` `bpeT1` join `mpidb_bpe_chem`.`mpi_chemstoff` `bpeT2`) where (`bpeT1`.`chemID` = `bpeT2`.`tabID`) union select `pseT1`.`autoID` AS `autoID`,`pseT2`.`tabID` AS `tabID`,`pseT2`.`substanz` AS `substanz`,`pseT1`.`kategorie` AS `kategorie`,`pseT1`.`bemerkung` AS `bemerkung`,'pse' AS `gruppe`,`pseT1`.`bearbeiter` AS `bearbeiter`,`pseT1`.`zeitstempel` AS `zeitstempel` from (`mpidb_pse_chem`.`mpi_gefahr` `pseT1` join `mpidb_pse_chem`.`mpi_chemstoff` `pseT2`) where (`pseT1`.`chemID` = `pseT2`.`tabID`);
+CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `view_gefahr` AS select '1' AS `autoID`,'1' AS `tabID`,'Noch nicht mit chemDB verlinkt' AS `substanz`,'-' AS `kategorie`,'mpg' AS `gruppe`,'initial' AS `bearbeiter`,'2016-03-02 11:34:18' AS `zeitstempel`;
 
 -- --------------------------------------------------------
 
@@ -430,7 +485,7 @@ CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW
 --
 DROP TABLE IF EXISTS `view_user`;
 
-CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `view_user` AS select `mpidb_user`.`mpi_user`.`localID` AS `localID`,`mpidb_user`.`mpi_user`.`last_name` AS `last_name`,`mpidb_user`.`mpi_user`.`first_name` AS `first_name` from `mpidb_user`.`mpi_user`;
+CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `view_user` AS select 'local' AS `localID`,'version' AS `last_name`,'mpg' AS `first_name` order by 'local';
 
 --
 -- Constraints for dumped tables
diff --git a/tables/view_chemAll/view_chemAll.sql b/tables/view_chemAll/view_chemAll.sql
index 24c1445ba615a2229efd010b05d95eef50957806..f952a50a35263d0e5ff4f62c9f7353290cffe01b 100644
--- a/tables/view_chemAll/view_chemAll.sql
+++ b/tables/view_chemAll/view_chemAll.sql
@@ -1,5 +1,5 @@
--- Fake view aus sich selbst
--- Version mpg ohne mpg_chem
+-- version alone
+-- fake auf sich selbst, also ohne db_chem's
 CREATE OR REPLACE VIEW view_chemAll AS
  SELECT
   '1' AS tabID,
@@ -14,8 +14,10 @@ CREATE OR REPLACE VIEW view_chemAll AS
   '2016-03-02 11:34:18' AS zeitstempel
 ;
 
--- Version mpg mit mpg_chem
+
+-- version mpg mit mpg_chem
 -- entsprechend erweitern/anpassen, wenn mehr chemie-db's existieren
+-- siehe Beispiel mpi-dcts (4db's) in ../tables/view_chemAll/view_chemAll.sql 
 CREATE OR REPLACE VIEW view_chemAll AS
  SELECT
   mpg.tabID AS tabID,
@@ -32,7 +34,8 @@ CREATE OR REPLACE VIEW view_chemAll AS
 ;
 
 
--- Version mpi-dcts
+-- version mpi-dcts
+-- verknuepft mit 4 db's
 CREATE OR REPLACE VIEW view_chemAll AS
  SELECT
   bio.tabID AS tabID,
diff --git a/tables/view_gefahr/view_gefahr.sql b/tables/view_gefahr/view_gefahr.sql
index 4b4c004ee797e9d422cda7bd3d5101d7b36191b5..2dd2605403e918cac876cd0fc6aa6ddc07b696d4 100644
--- a/tables/view_gefahr/view_gefahr.sql
+++ b/tables/view_gefahr/view_gefahr.sql
@@ -4,7 +4,7 @@ CREATE OR REPLACE VIEW view_gefahr AS
  SELECT
   '1' AS autoID,
   '1' AS tabID,
-  'Fake Eintrag wenn keine chemDB' AS substanz,
+  'Noch nicht mit chemDB verlinkt' AS substanz,
   '-' AS kategorie,
   'mpg' AS gruppe,
   'initial' AS bearbeiter,
@@ -12,7 +12,8 @@ CREATE OR REPLACE VIEW view_gefahr AS
 ;
 
 -- Version mpg mit mpg_chem
--- entsprechend erweitern/anpassen, wenn mehr chemie-db's existieren - siehe mpi-dcts
+-- entsprechend erweitern/anpassen, wenn mehr chemie-db's existieren
+-- siehe Beispiel mpi-dcts in ../tables/view_gefahr/view_gefahr.sql
 CREATE OR REPLACE VIEW view_gefahr AS
  SELECT
   mpgT1.autoID,