diff --git a/lam/lib/modules.inc b/lam/lib/modules.inc
index 745d8502..9f91b3cc 100644
--- a/lam/lib/modules.inc
+++ b/lam/lib/modules.inc
@@ -26,6 +26,8 @@ $Id$
 
 include_once("cache.inc");
 include_once("account.inc");
+/** parent class of account modules */
+include_once("baseModule.inc");
 
 /* We have to include all modules
 * before start session
@@ -57,7 +59,8 @@ function getModuleAlias($name, $scope) {
 // $name: the module name
 // $scope: the account type ("user", "group", "host")
 function is_base_module($name, $scope) {
-	return call_user_func(array($name, "is_base_module"), $scope);
+	$module = new $name($scope);
+	return $module->is_base_module();
 }
 
 // returns a LDAP filter used by the account lists
@@ -235,7 +238,8 @@ class accountContainer {
 		$this->config = 'config';
 		$this->cache = 'cache';
 		$this->header2 = 'header';
-		$this->module['main'] = new main($this->base);
+		$this->module['main'] = new main($this->type);
+		$this->module['main']->init($this->base);
 		// create cache if needed
 		if (!isset($_SESSION['cache'])) {
 			$_SESSION['cache'] = new cache();
@@ -699,7 +703,10 @@ class accountContainer {
 		$attr = ldap_get_attributes($_SESSION[$this->ldap]->server(), $entry);
 				
 		foreach ($modules as $module) {
-			if (!isset($this->module[$module])) $this->module[$module] = new $module($this->base);
+			if (!isset($this->module[$module])) {
+				$this->module[$module] = new $module($this->type);
+				$this->module[$module]->init($this->base);
+			}
 			$this->module[$module]->load_attributes($attr);
 			}
 
@@ -762,7 +769,10 @@ class accountContainer {
 	function new_account() {
 		$temp = ucfirst($this->type);
 		$modules = call_user_func(array(&$_SESSION['config'], 'get_' . $temp . 'Modules'));
-		foreach ($modules as $module) $this->module[$module] = new $module($this->base);
+		foreach ($modules as $module) {
+			$this->module[$module] = new $module($this->type);
+			$this->module[$module]->init($this->base);
+		}
 
 		$module = array_keys ($this->module);
 		$modulelist = array();
diff --git a/lam/lib/modules/account.inc b/lam/lib/modules/account.inc
index 8064ae85..ada2e4a4 100644
--- a/lam/lib/modules/account.inc
+++ b/lam/lib/modules/account.inc
@@ -37,9 +37,9 @@ $Id$
 *
 */
 
-class account {
+class account extends baseModule {
 	// Constructor
-	function account($base) {
+	function init($base) {
 		// Get local copy of name of account_container in session
 		$this->base = $base;
 		// Do some error checks
@@ -72,10 +72,6 @@ class account {
 		else return false;
 	}
 
-	function is_base_module($scope) {
-		return false;
-	}
-
 	/* This function returns a list with all required modules
 	*/
 	function get_dependencies($scope) {
diff --git a/lam/lib/modules/inetOrgPerson.inc b/lam/lib/modules/inetOrgPerson.inc
index 3106556b..e4bb81fc 100644
--- a/lam/lib/modules/inetOrgPerson.inc
+++ b/lam/lib/modules/inetOrgPerson.inc
@@ -36,9 +36,9 @@ $Id$
 * $base is the name of account_container in session
 */
 
-class inetOrgPerson {
+class inetOrgPerson extends baseModule {
 	// Constructor
-	function inetOrgPerson($base) {
+	function init($base) {
 		// Get local copy of name of account_container in session
 		$this->base = $base;
 		// Do some error checks
@@ -75,10 +75,6 @@ class inetOrgPerson {
 		else return false;
 	}
 
-	function is_base_module($scope) {
-		return false;
-	}
-
 	/* This function returns a list with all required modules
 	*/
 	function get_dependencies($scope) {
diff --git a/lam/lib/modules/main.inc b/lam/lib/modules/main.inc
index 50e03fe2..76746000 100644
--- a/lam/lib/modules/main.inc
+++ b/lam/lib/modules/main.inc
@@ -43,9 +43,9 @@ $Id$
 * ldap functions in this module are only dummy functions
 * It also chooses which page to show.
 */
-class main {
+class main extends baseModule {
 	// Constructor
-	function main($base) {
+	function init($base) {
 		// Set counter to first page
 		$this->current_page = 0;
 		// reset subpage counter
@@ -71,10 +71,6 @@ class main {
 		return false;
 	}
 
-	function is_base_module($scope) {
-		return false;
-	}
-
 	/* This function returns a list with all required modules
 	*/
 	function get_dependencies($scope) {
diff --git a/lam/lib/modules/posixAccount.inc b/lam/lib/modules/posixAccount.inc
index 88e129ff..aa48723d 100644
--- a/lam/lib/modules/posixAccount.inc
+++ b/lam/lib/modules/posixAccount.inc
@@ -52,9 +52,23 @@ $Id$
 * type: 'user' or 'host'
 * 'attributes': this is a list of arrays with all ldap attributes wich are allowed for this account
 */
-class posixAccount {
+class posixAccount extends baseModule {
+
+	/**
+	* Returns meta data that is interpreted by parent class
+	*
+	* @return array array with meta data
+	*/
+	function get_metaData() {
+		$return = array();
+		if ($this->get_scope() == "user") {
+			$return["is_base"] = true;
+		}
+		return $return;
+	}
+
 	// Constructor
-	function posixAccount($base) {
+	function init($base) {
 		/* Return an error if posixAccount should be created without
 		* base container
 		*/
@@ -139,11 +153,6 @@ class posixAccount {
 		else return false;
 	}
 
-	function is_base_module($scope) {
-		if ($scope == "user") return true;
-		else return false;
-	}
-
 	// returns an LDAP filter for the account lists
 	// $scope: the account type ("user", "group", "host")
 	function get_ldap_filter($scope) {
diff --git a/lam/lib/modules/posixGroup.inc b/lam/lib/modules/posixGroup.inc
index 90b33caa..40c5762b 100644
--- a/lam/lib/modules/posixGroup.inc
+++ b/lam/lib/modules/posixGroup.inc
@@ -52,9 +52,23 @@ $Id$
 * type: 'user' or 'host'
 * 'attributes': this is a list of arrays with all ldap attributes wich are allowed for this account
 */
-class posixGroup {
+class posixGroup extends baseModule {
+
+	/**
+	* Returns meta data that is interpreted by parent class
+	*
+	* @return array array with meta data
+	*/
+	function get_metaData() {
+		$return = array();
+		if ($this->get_scope() == "group") {
+			$return["is_base"] = true;
+		}
+		return $return;
+	}
+
 	// Constructor
-	function posixGroup($base) {
+	function init($base) {
 		/* Return an error if posixGroup should be created without
 		* base container
 		*/
@@ -128,10 +142,6 @@ class posixGroup {
 		else return false;
 	}
 
-	function is_base_module($scope) {
-		return true;
-	}
-
 	// returns an LDAP filter for the account lists
 	// $scope: the account type ("user", "group", "host")
 	function get_ldap_filter($scope) {
diff --git a/lam/lib/modules/quota.inc b/lam/lib/modules/quota.inc
index f0931210..1d793f51 100644
--- a/lam/lib/modules/quota.inc
+++ b/lam/lib/modules/quota.inc
@@ -21,9 +21,9 @@ $Id$
 */
 
 
-class quota {
+class quota extends baseModule {
 	// Constructor
-	function quota($base) {
+	function init($base) {
 		$this->base = $base;
 		if (!$base) trigger_error(_('Please create a base object with $var = new accountContainer();'), E_USER_ERROR);
 		if (!is_string($base)) trigger_error(_('Please create a new module in an accountContainer object first.'), E_USER_ERROR);
@@ -77,10 +77,6 @@ class quota {
 		else return false;
 	}
 
-	function is_base_module($scope) {
-		return false;
-	}
-
 	/* This function returns a list with all required modules
 	*/
 	function get_dependencies($scope) {
diff --git a/lam/lib/modules/sambaAccount.inc b/lam/lib/modules/sambaAccount.inc
index 21a98598..4b21cbd8 100644
--- a/lam/lib/modules/sambaAccount.inc
+++ b/lam/lib/modules/sambaAccount.inc
@@ -52,9 +52,23 @@ $Id$
 * type: 'user' or 'host'
 * 'attributes': this is a list of arrays with all ldap attributes wich are allowed for this account
 */
-class sambaAccount {
+class sambaAccount extends baseModule {
+
+	/**
+	* Returns meta data that is interpreted by parent class
+	*
+	* @return array array with meta data
+	*/
+	function get_metaData() {
+		$return = array();
+		if ($this->get_scope() == "host") {
+			$return["is_base"] = true;
+		}
+		return $return;
+	}
+
 	// Constructor
-	function sambaAccount($base) {
+	function init($base) {
 		/* Return an error if sambaAccount should be created without
 		* base container
 		*/
@@ -132,11 +146,6 @@ class sambaAccount {
 		else return false;
 	}
 
-	function is_base_module($scope) {
-		if ($scope == "host") return true;
-		else return false;
-	}
-
 	// returns an LDAP filter for the account lists
 	// $scope: the account type ("user", "group", "host")
 	function get_ldap_filter($scope) {
diff --git a/lam/lib/modules/sambaGroupMapping.inc b/lam/lib/modules/sambaGroupMapping.inc
index ebf110cb..2515335c 100644
--- a/lam/lib/modules/sambaGroupMapping.inc
+++ b/lam/lib/modules/sambaGroupMapping.inc
@@ -52,9 +52,9 @@ $Id$
 * type: 'user' or 'host'
 * 'attributes': this is a list of arrays with all ldap attributes wich are allowed for this account
 */
-class sambaGroupMapping {
+class sambaGroupMapping extends baseModule {
 	// Constructor
-	function sambaGroupMapping($base) {
+	function init($base) {
 		/* Return an error if sambaGroupMapping should be created without
 		* base container
 		*/
@@ -102,10 +102,6 @@ class sambaGroupMapping {
 		else return false;
 	}
 
-	function is_base_module($scope) {
-		return false;
-	}
-
 	/* This function returns a list with all required modules
 	*/
 	function get_dependencies($scope) {
diff --git a/lam/lib/modules/sambaSamAccount.inc b/lam/lib/modules/sambaSamAccount.inc
index 42c82566..ef04b1a4 100644
--- a/lam/lib/modules/sambaSamAccount.inc
+++ b/lam/lib/modules/sambaSamAccount.inc
@@ -52,9 +52,23 @@ $Id$
 * type: 'user' or 'host'
 * 'attributes': this is a list of arrays with all ldap attributes wich are allowed for this account
 */
-class sambaSamAccount {
+class sambaSamAccount extends baseModule {
+
+	/**
+	* Returns meta data that is interpreted by parent class
+	*
+	* @return array array with meta data
+	*/
+	function get_metaData() {
+		$return = array();
+		if ($this->get_scope() == "host") {
+			$return["is_base"] = true;
+		}
+		return $return;
+	}
+
 	// Constructor
-	function sambaSamAccount($base) {
+	function init($base) {
 		/* Return an error if sambaSamAccount should be created without
 		* base container
 		*/
@@ -132,11 +146,6 @@ class sambaSamAccount {
 		else return false;
 	}
 
-		function is_base_module($scope) {
-		if ($scope == "host") return true;
-		else return false;
-	}
-
 	// returns an LDAP filter for the account lists
 	// $scope: the account type ("user", "group", "host")
 	function get_ldap_filter($scope) {
diff --git a/lam/lib/modules/shadowAccount.inc b/lam/lib/modules/shadowAccount.inc
index 21b28487..d3ea154d 100644
--- a/lam/lib/modules/shadowAccount.inc
+++ b/lam/lib/modules/shadowAccount.inc
@@ -52,9 +52,9 @@ $Id$
 * type: 'user' or 'host'
 * 'attributes': this is a list of arrays with all ldap attributes wich are allowed for this account
 */
-class shadowAccount {
+class shadowAccount extends baseModule {
 	// Constructor
-	function shadowAccount($base) {
+	function init($base) {
 		/* Return an error if shadowAccount should be created without
 		* base container
 		*/
@@ -96,10 +96,6 @@ class shadowAccount {
 		else return false;
 	}
 
-	function is_base_module($scope) {
-		return false;
-	}
-
 	/* This function returns a list with all required modules
 	*/
 	function get_dependencies($scope) {