diff --git a/application/controllers/system/Users.php b/application/controllers/system/Users.php
new file mode 100644
index 000000000..e170671c2
--- /dev/null
+++ b/application/controllers/system/Users.php
@@ -0,0 +1,164 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+class Users extends VileSci_Controller
+{
+	public function __construct()
+    {
+        parent::__construct();
+        
+        // Loads helper message to manage returning messages
+		$this->load->helper('message');
+		
+        // Load the library to use the widgets
+        $this->load->library('TemplateLib');
+    }
+    
+    public function index()
+	{
+		$studiengang = $this->input->post('studiengang');
+		$studiensemester = $this->input->post('studiensemester');
+		$gruppe = $this->input->post('gruppe');
+		$reihungstest = $this->input->post('reihungstest');
+		$stufe = $this->input->post('stufe');
+		
+		$returnUsers = null;
+		if ($studiengang != null || $studiensemester != null || $gruppe!= null
+			|| $reihungstest != null || $stufe != null)
+		{
+			$returnUsers = $this->_getUsers($studiengang, $studiensemester, $gruppe, $reihungstest, $stufe);
+		}
+		
+		$users = null;
+		if (hasData($returnUsers))
+		{
+			$users = $returnUsers->retval;
+		}
+		
+		$viewData = array(
+			'studiengang' => $studiengang,
+			'studiensemester' => $studiensemester,
+			'gruppe' => $gruppe,
+			'reihungstest' => $reihungstest,
+			'stufe' => $stufe,
+			'users' => $users
+		);
+		
+		$this->load->view('system/users', $viewData);
+	}
+	
+	public function linkToStufe()
+	{
+		$prestudentIdArray = $this->input->post('prestudent_id');
+		$stufe = $this->input->post('stufe');
+		
+		// Load model PrestudentstatusModel
+        $this->load->model('crm/Prestudentstatus_model', 'PrestudentstatusModel');
+        
+        $result = $this->PrestudentstatusModel->updateStufe($prestudentIdArray, $stufe);
+        
+        if (isSuccess($result))
+        {
+			echo "Tutto ok!";
+        }
+        else
+        {
+			echo "Kaputt!";
+        }
+	}
+	
+	public function linkToAufnahmegruppe()
+	{
+		$prestudentIdArray = $this->input->post('prestudent_id');
+		$aufnahmegruppe = $this->input->post('aufnahmegruppe');
+		
+		// Load model PrestudentstatusModel
+        $this->load->model('crm/Prestudent_model', 'PrestudentModel');
+        
+        $result = $this->PrestudentModel->updateAufnahmegruppe($prestudentIdArray, $aufnahmegruppe);
+        
+        if (isSuccess($result))
+        {
+			echo "Tutto ok!";
+        }
+        else
+        {
+			echo "Kaputt!";
+        }
+	}
+	
+	private function _getUsers($studiengang, $studiensemester, $gruppe, $reihungstest, $stufe)
+	{
+		// Load model prestudentm_model
+        $this->load->model('crm/Prestudent_model', 'PrestudentModel');
+        
+		$this->PrestudentModel->addSelect(
+			'DISTINCT ON(p.person_id, prestudent_id) p.person_id,
+			prestudent_id,
+			p.nachname,
+			p.vorname,
+			p.geschlecht,
+			p.gebdatum,
+			k.kontakt AS email,
+			sg.kurzbzlang,
+			sg.bezeichnung,
+			sg.orgform_kurzbz,
+			sgt.bezeichnung AS typ,
+			ps.rt_stufe,
+			rtp.punkte'
+		);
+		
+		$this->PrestudentModel->addJoin('public.tbl_rt_person rtp', 'person_id');
+		$this->PrestudentModel->addJoin('public.tbl_person p', 'person_id', 'LEFT');
+		$this->PrestudentModel->addJoin(
+			'(
+					SELECT person_id,
+						   kontakt
+					  FROM public.tbl_kontakt
+					 WHERE zustellung = TRUE
+					   AND kontakttyp = \'email\'
+				  ORDER BY kontakt_id DESC
+			) k',
+			'person_id',
+			'LEFT'
+		);
+		$this->PrestudentModel->addJoin('public.tbl_prestudentstatus ps', 'prestudent_id');
+		$this->PrestudentModel->addJoin('lehre.tbl_studienplan s', 's.studienplan_id = ps.studienplan_id');
+		$this->PrestudentModel->addJoin('lehre.tbl_studienordnung so', 'studienordnung_id');
+		$this->PrestudentModel->addJoin('public.tbl_studiengang sg', 'sg.studiengang_kz = so.studiengang_kz');
+		$this->PrestudentModel->addJoin('public.tbl_studiengangstyp sgt', 'typ');
+		
+		$this->PrestudentModel->addOrder('p.person_id', 'ASC');
+		$this->PrestudentModel->addOrder('prestudent_id', 'ASC');
+		
+		$parametersArray = array('p.aktiv' => true, 'ps.status_kurzbz' => 'Interessent');
+		
+		if ($studiengang != null && $studiengang != '-1')
+		{
+			$parametersArray['sg.studiengang_kz'] = $studiengang;
+		}
+		
+		if ($studiensemester != null && $studiensemester != '-1')
+		{
+			$parametersArray['ps.studiensemester_kurzbz'] = $studiensemester;
+		}
+		
+		if ($gruppe != null && $gruppe != '-1')
+		{
+			$parametersArray['aufnahmegruppe_kurzbz'] = $gruppe;
+		}
+		
+		if ($reihungstest != null && $reihungstest != '-1')
+		{
+			$parametersArray['rtp.rt_id'] = $reihungstest;
+		}
+		
+		if ($stufe != null && $stufe != '-1')
+		{
+			$parametersArray['ps.rt_stufe'] = $stufe;
+		}
+		
+		return $this->PrestudentModel->loadWhere($parametersArray);
+	}
+}
\ No newline at end of file
diff --git a/application/models/crm/Prestudent_model.php b/application/models/crm/Prestudent_model.php
index 07fccde28..a638f04fa 100644
--- a/application/models/crm/Prestudent_model.php
+++ b/application/models/crm/Prestudent_model.php
@@ -58,4 +58,20 @@ class Prestudent_model extends DB_Model
 		
 		return $this->execQuery($query, $parametersArray);
 	}
+	
+	/**
+	 * 
+	 */
+	public function updateAufnahmegruppe($prestudentIdArray, $aufnahmegruppe)
+	{	
+		return $this->execQuery(
+			'UPDATE public.tbl_prestudent
+				SET aufnahmegruppe_kurzbz = ?
+			  WHERE prestudent_id IN ?',
+			array(
+				$aufnahmegruppe,
+				$prestudentIdArray
+			)
+        );
+	}
 }
\ No newline at end of file
diff --git a/application/models/crm/Prestudentstatus_model.php b/application/models/crm/Prestudentstatus_model.php
index 1f84ca034..48619645b 100644
--- a/application/models/crm/Prestudentstatus_model.php
+++ b/application/models/crm/Prestudentstatus_model.php
@@ -51,4 +51,21 @@ class Prestudentstatus_model extends DB_Model
 		
 		return $this->execQuery($query, $parametersArray);
 	}
+	
+	/**
+	 * 
+	 */
+	public function updateStufe($prestudentIdArray, $stufe)
+	{	
+		return $this->execQuery(
+			'UPDATE public.tbl_prestudentstatus
+				SET rt_stufe = ?
+			  WHERE status_kurzbz = \'Interessent\'
+			    AND prestudent_id IN ?',
+			array(
+				$stufe,
+				$prestudentIdArray
+			)
+        );
+	}
 }
\ No newline at end of file
diff --git a/application/views/system/users.php b/application/views/system/users.php
new file mode 100644
index 000000000..bbe65b9ac
--- /dev/null
+++ b/application/views/system/users.php
@@ -0,0 +1,120 @@
+<?php $this->load->view("templates/header", array("title" => "MessageReply", "jquery" => true, "tinymce" => true)); ?>
+
+	<body>
+		
+		<div>
+			<form id="usersFiltersForm" action="" method="post">
+				<?php
+					echo $this->templatelib->widget(
+						'Usersfilters_widget',
+						array(
+							'studiengang' => $studiengang,
+							'studiensemester' => $studiensemester,
+							'gruppe' => $gruppe,
+							'reihungstest' => $reihungstest,
+							'stufe' => $stufe
+						)
+					);
+				?>
+			</form>
+		</div>
+		
+		<form id="linkUsersForm" action="" method="post">
+			<div>
+				Stufe: <input type="text" name="stufe" value=""> <button type="button" id="linkToStufe">To step</button>
+			</div>
+			<div>
+				Gruppe: <input type="text" name="aufnahmegruppe" value=""> <button type="button" id="linkToGruppe">To group</button>
+			</div>
+			
+			<br>
+			<br>
+			
+			<div>
+				<?php
+					if ($users != null)
+					{
+						for ($i = 0; $i < count($users); $i++)
+						{
+							$user = $users[$i];
+							
+							echo '<input type="checkbox" name="prestudent_id[]" value="' . $user->prestudent_id . '"> - ';
+							echo $user->prestudent_id . ' - ';
+							echo $user->vorname . ' - ';
+							echo $user->nachname;
+							echo '<br>';
+						}
+					}
+					else
+					{
+						echo 'No data found!!!';
+					}
+				?>
+			</div>
+		</form>
+		
+	</body>
+	
+	<?php
+		$hrefLinkToStufe = str_replace("/system/Users", "/system/Users/linkToStufe", $_SERVER["REQUEST_URI"]);
+		$hrefLinkToAufnahmegruppe = str_replace("/system/Users", "/system/Users/linkToAufnahmegruppe", $_SERVER["REQUEST_URI"]);
+	?>
+	
+	<script>
+		
+		$(document).ready(function() {
+			if ($("#linkToStufe"))
+			{
+				$("#linkToStufe").click(function() {
+					if ($("#linkUsersForm"))
+					{
+						$("#linkUsersForm").attr("action", "<?php echo $hrefLinkToStufe; ?>");
+						$("#linkUsersForm").submit();
+					}
+				});
+			}
+			
+			if ($("#linkToGruppe"))
+			{
+				$("#linkToGruppe").click(function() {
+					if ($("#linkUsersForm"))
+					{
+						$("#linkUsersForm").attr("action", "<?php echo $hrefLinkToAufnahmegruppe; ?>");
+						$("#linkUsersForm").submit();
+					}
+				});
+			}
+		});
+		
+		function studiengangSelected(value)
+		{
+			submitUsersFiltersForm();
+		}
+		
+		function studiensemesterSelected(value)
+		{
+			submitUsersFiltersForm();
+		}
+		
+		function reihungstestSelected(value)
+		{
+			submitUsersFiltersForm();
+		}
+		
+		function gruppeSelected(value)
+		{
+			submitUsersFiltersForm();
+		}
+		
+		function stufeSelected(value)
+		{
+			submitUsersFiltersForm();
+		}
+		
+		function submitUsersFiltersForm()
+		{
+			document.getElementById("usersFiltersForm").submit();
+		}
+	</script>
+
+</html>
\ No newline at end of file
diff --git a/application/views/widgets/usersfilters.php b/application/views/widgets/usersfilters.php
new file mode 100644
index 000000000..0a7553f8b
--- /dev/null
+++ b/application/views/widgets/usersfilters.php
@@ -0,0 +1,103 @@
+<?php
+	if (isset($errors) && is_array($errors) && count($errors) > 0)
+	{
+?>
+		<div class="errors">
+			<?php foreach($errors as $e): ?>
+				<?php echo $e->retval; ?><br>
+			<?php endforeach; ?>
+		</div>
+<?php
+	}
+?>
+<div>
+	<div>
+		<select id="studiengang" name="studiengang">
+			<?php foreach($studiengaenge as $v): ?>
+				<?php
+					$selected = '';
+					if ($v->studiengang_kz == $selectedStudiengang)
+					{
+						$selected = 'selected';
+					}
+				?>
+				<option value="<?php echo $v->studiengang_kz; ?>" <?php echo $selected; ?> onClick="studiengangSelected(this.value)">
+					<?php
+						if ($v->studiengang_kz == '-1')
+						{	
+							echo $v->kurzbzlang;
+						}
+						else
+						{
+							echo $v->kurzbzlang . ' (' . $v->bezeichnung . ')';
+						}
+					?>
+				</option>
+			<?php endforeach; ?>
+		</select>
+		AND
+		<select id="studiensemester" name="studiensemester">
+			<?php foreach($studiensemester as $v): ?>
+				<?php
+					$selected = '';
+					if ($v->studiensemester_kurzbz == $selectedStudiensemester)
+					{
+						$selected = 'selected';
+					}
+				?>
+				<option value="<?php echo $v->studiensemester_kurzbz; ?>" <?php echo $selected; ?> onClick="studiensemesterSelected(this.value)">
+					<?php echo $v->beschreibung; ?>
+				</option>
+			<?php endforeach; ?>
+		</select>
+		->
+		<select id="reihungstest" name="reihungstest">
+			<?php foreach($reihungstest as $v): ?>
+				<?php
+					$selected = '';
+					if ($v->reihungstest_id == $selectedReihungstest)
+					{
+						$selected = 'selected';
+					}
+				?>
+				<option value="<?php echo $v->reihungstest_id; ?>" <?php echo $selected; ?> onClick="reihungstestSelected(this.value)">
+					<?php echo $v->beschreibung; ?>
+				</option>
+			<?php endforeach; ?>
+		</select>
+	</div>
+	<div>
+		AND
+	</div>
+	<div>
+		<select id="gruppe" name="gruppe">
+			<?php foreach($gruppen as $v): ?>
+				<?php
+					$selected = '';
+					if ($v->gruppe_kurzbz == $selectedGruppe)
+					{
+						$selected = 'selected';
+					}
+				?>
+				<option value="<?php echo $v->gruppe_kurzbz; ?>" <?php echo $selected; ?> onClick="gruppeSelected(this.value)">
+					<?php echo $v->beschreibung; ?>
+				</option>
+			<?php endforeach; ?>
+		</select>
+		AND
+		<select id="stufe" name="stufe">
+			<?php foreach($stufen as $v): ?>
+				<?php
+					$selected = '';
+					if ($v->stufe == $selectedStufe)
+					{
+						$selected = 'selected';
+					}
+				?>
+				<option value="<?php echo $v->stufe; ?>" <?php echo $selected; ?> onClick="stufeSelected(this.value)">
+					<?php echo $v->beschreibung; ?>
+				</option>
+			<?php endforeach; ?>
+		</select>
+	</div>
+</div>
\ No newline at end of file
diff --git a/application/widgets/Usersfilters_widget.php b/application/widgets/Usersfilters_widget.php
new file mode 100644
index 000000000..86c443ccc
--- /dev/null
+++ b/application/widgets/Usersfilters_widget.php
@@ -0,0 +1,183 @@
+<?php
+
+class Usersfilters_widget extends Widget
+{
+	// Properties containing parameters given by the view
+	private $studiengang;
+	private $studiensemester;
+	private $gruppe;
+	private $reihungstest;
+	private $stufe;
+	
+	public function __construct($name, $args)
+	{
+		// Calling daddy
+		parent::__construct($name, $args);
+		
+		// Loads helper message to manage returning messages
+		$this->load->helper('message');
+		
+		// Initialising properties
+		$this->_setProperties($args);
+	}
+	
+    public function display($widgetData)
+	{
+		$errors = array(); // Array containing possible errors
+		
+		// Studiengaenge
+		$this->load->model('organisation/Studiengang_model', 'StudiengangModel');
+		$this->StudiengangModel->addOrder('kurzbzlang');
+		$studiengaenge = $this->StudiengangModel->loadWhere(array('aktiv' => true));
+		if (hasData($studiengaenge))
+		{
+			// Adding an empty element at the beginning
+			$emptyElement = new stdClass();
+			$emptyElement->studiengang_kz = '-1';
+			$emptyElement->kurzbzlang = 'Select a studiengang...';
+			$emptyElement->bezeichnung = '';
+			array_unshift($studiengaenge->retval, $emptyElement);
+		}
+		else
+		{
+			$errors[] = $studiengaenge; // Adding the error to the array of errors
+		}
+		
+		// Studiensemester
+		$this->load->model('organisation/Studiensemester_model', 'StudiensemesterModel');
+		$this->StudiengangModel->addSelect('studiensemester_kurzbz, studiensemester_kurzbz AS beschreibung');
+		$this->StudiengangModel->addOrder('studiensemester_kurzbz', 'DESC');
+		$studiensemester = $this->StudiensemesterModel->load();
+		if (hasData($studiensemester))
+		{
+			// Adding an empty element at the beginning
+			$emptyElement = new stdClass();
+			$emptyElement->studiensemester_kurzbz = '-1';
+			$emptyElement->beschreibung = 'Select a studiensemester...';
+			array_unshift($studiensemester->retval, $emptyElement);
+		}
+		else
+		{
+			$errors[] = $studiensemester; // Adding the error to the array of errors
+		}
+		
+		// Gruppen
+		$this->load->model('organisation/Gruppe_model', 'GruppeModel');
+		$this->GruppeModel->addOrder('beschreibung');
+		$gruppen = $this->GruppeModel->loadWhere(array('aktiv' => true, 'aufnahmegruppe' => true));
+		if (hasData($gruppen))
+		{
+			// Adding an empty element at the beginning
+			$emptyElement = new stdClass();
+			$emptyElement->gruppe_kurzbz = '-1';
+			$emptyElement->beschreibung = 'Select a group...';
+			array_unshift($gruppen->retval, $emptyElement);
+		}
+		else
+		{
+			$errors[] = $gruppen; // Adding the error to the array of errors
+		}
+		
+		// Stufe
+		$this->load->model('crm/Reihungstest_model', 'ReihungstestModel');
+		$this->ReihungstestModel->addSelect('DISTINCT ON(stufe) stufe, stufe AS beschreibung');
+		$this->ReihungstestModel->addOrder('stufe');
+		$stufen = $this->ReihungstestModel->loadWhere('stufe IS NOT NULL');
+		if (hasData($stufen))
+		{
+			// Adding an empty element at the beginning
+			$emptyElement = new stdClass();
+			$emptyElement->stufe = '-1';
+			$emptyElement->beschreibung = 'Select a stufe...';
+			array_unshift($stufen->retval, $emptyElement);
+		}
+		else
+		{
+			$errors[] = $stufen; // Adding the error to the array of errors
+		}
+		
+		// Reihungstest
+		$reihungstest = success(array()); // default value empty array
+		// If the parameters studiengang or studiensemester are given and are not empty
+		if (($this->studiengang != null && !empty($this->studiengang))
+			|| ($this->studiensemester != null && !empty($this->studiensemester)))
+		{
+			$this->ReihungstestModel->resetQuery(); // cleans any previous setting
+			$this->ReihungstestModel->addSelect('reihungstest_id, concat(datum, \' \',  uhrzeit, \' \', anmerkung) AS beschreibung');
+			$this->ReihungstestModel->addOrder('datum', 'DESC');
+			
+			$parametersArray = array();
+			if ($this->studiengang != null)
+			{
+				$parametersArray['studiengang_kz'] = $this->studiengang;
+			}
+			if ($this->studiensemester != null)
+			{
+				$parametersArray['studiensemester_kurzbz'] = $this->studiensemester;
+			}
+			
+			$reihungstest = $this->ReihungstestModel->loadWhere($parametersArray);
+			if (isError($reihungstest))
+			{
+				$errors[] = $reihungstest; // Adding the error to the array of errors
+			}
+		}
+		
+		if (!isError($reihungstest))
+		{
+			// Adding an empty element at the beginning
+			$emptyElement = new stdClass();
+			$emptyElement->reihungstest_id = '-1';
+			$emptyElement->beschreibung = 'Select a reihungstest...';
+			array_unshift($reihungstest->retval, $emptyElement);
+		}
+		
+		// Data to be used in the widget view
+		$viewData = array(
+			'studiengaenge' => $studiengaenge->retval,
+			'studiensemester' => $studiensemester->retval,
+			'gruppen' => $gruppen->retval,
+			'stufen' => $stufen->retval,
+			'reihungstest' => $reihungstest->retval,
+			'errors' => $errors,
+			'selectedStudiengang' => $this->studiengang,
+			'selectedStudiensemester' => $this->studiensemester,
+			'selectedGruppe' => $this->gruppe,
+			'selectedReihungstest' => $this->reihungstest,
+			'selectedStufe' => $this->stufe
+		);
+		
+		// Loads widget view
+		$this->view('widgets/usersfilters', $viewData);
+    }
+    
+    /**
+     * Initialising properties
+     */
+    private function _setProperties($args)
+    {
+		if (isset($args) && is_array($args))
+		{
+			if (isset($args['studiengang']) && $args['studiengang'] != '-1')
+			{
+				$this->studiengang = $args['studiengang'];
+			}
+			if (isset($args['studiensemester']) && $args['studiensemester'] != '-1')
+			{
+				$this->studiensemester = $args['studiensemester'];
+			}
+			if (isset($args['gruppe']) && $args['gruppe'] != '-1')
+			{
+				$this->gruppe = $args['gruppe'];
+			}
+			if (isset($args['reihungstest']) && $args['reihungstest'] != '-1')
+			{
+				$this->reihungstest = $args['reihungstest'];
+			}
+			if (isset($args['stufe']) && $args['stufe'] != '-1')
+			{
+				$this->stufe = $args['stufe'];
+			}
+		}
+    }
+}
\ No newline at end of file