diff --git a/application/controllers/system/Filters.php b/application/controllers/system/Filters.php
index cda080a46..738799747 100644
--- a/application/controllers/system/Filters.php
+++ b/application/controllers/system/Filters.php
@@ -7,7 +7,7 @@ if (! defined('BASEPATH')) exit('No direct script access allowed');
  */
 class Filters extends VileSci_Controller
 {
-	const SESSION_NAME = 'FILTER';
+	const SESSION_NAME = 'FHC_FILTER_WIDGET';
 
 	const SELECTED_FIELDS = 'selectedFields';
 	const SELECTED_FILTERS = 'selectedFilters';
@@ -37,11 +37,13 @@ class Filters extends VileSci_Controller
 	{
 		$json = new stdClass();
 
-		$json->selectedFields = $_SESSION[self::SESSION_NAME]['selectedFields'];
-		$json->columnsAliases = $_SESSION[self::SESSION_NAME]['columnsAliases'];
-		$json->additionalColumns = $_SESSION[self::SESSION_NAME]['additionalColumns'];
-		$json->checkboxes = $_SESSION[self::SESSION_NAME]['checkboxes'];
-		$json->dataset = $_SESSION[self::SESSION_NAME]['dataset'];
+		$session = $this->_readSession($this->input->get('fhc_controller_id'));
+
+		$json->selectedFields = $session['selectedFields'];
+		$json->columnsAliases = $session['columnsAliases'];
+		$json->additionalColumns = $session['additionalColumns'];
+		$json->checkboxes = $session['checkboxes'];
+		$json->dataset = $session['dataset'];
 
 		$this->output->set_content_type('application/json')->set_output(json_encode($json));
 	}
@@ -53,11 +55,13 @@ class Filters extends VileSci_Controller
 	{
 		$json = new stdClass();
 
-		$json->allSelectedFields = $_SESSION[self::SESSION_NAME]['allSelectedFields'];
-		$json->allColumnsAliases = $_SESSION[self::SESSION_NAME]['allColumnsAliases'];
+		$session = $this->_readSession($this->input->get('fhc_controller_id'));
 
-		$json->selectedFields = $_SESSION[self::SESSION_NAME]['selectedFields'];
-		$json->columnsAliases = $_SESSION[self::SESSION_NAME]['columnsAliases'];
+		$json->allSelectedFields = $session['allSelectedFields'];
+		$json->allColumnsAliases = $session['allColumnsAliases'];
+
+		$json->selectedFields = $session['selectedFields'];
+		$json->columnsAliases = $session['columnsAliases'];
 
 		$this->output->set_content_type('application/json')->set_output(json_encode($json));
 	}
@@ -68,14 +72,17 @@ class Filters extends VileSci_Controller
 	public function sortSelectedFields()
 	{
 		$selectedFieldsLst = $this->input->post('selectedFieldsLst');
+		$fhc_controller_id = $this->input->post('fhc_controller_id');
 
 		$json = new stdClass();
 
-		$allSelectedFields = $_SESSION[self::SESSION_NAME]['allSelectedFields'];
-		$allColumnsAliases = $_SESSION[self::SESSION_NAME]['allColumnsAliases'];
+		$session = $this->_readSession($fhc_controller_id);
 
-		$json->selectedFields = $_SESSION[self::SESSION_NAME]['selectedFields'];
-		$json->columnsAliases = $_SESSION[self::SESSION_NAME]['columnsAliases'];
+		$allSelectedFields = $session['allSelectedFields'];
+		$allColumnsAliases = $session['allColumnsAliases'];
+
+		$json->selectedFields = $session['selectedFields'];
+		$json->columnsAliases = $session['columnsAliases'];
 
 		if (isset($selectedFieldsLst) && is_array($selectedFieldsLst))
 		{
@@ -98,8 +105,8 @@ class Filters extends VileSci_Controller
 			}
 		}
 
-		$_SESSION[self::SESSION_NAME]['selectedFields'] = $json->selectedFields;
-		$_SESSION[self::SESSION_NAME]['columnsAliases'] = $json->columnsAliases;
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id]['selectedFields'] = $json->selectedFields;
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id]['columnsAliases'] = $json->columnsAliases;
 
 		$this->output->set_content_type('application/json')->set_output(json_encode($json));
 	}
@@ -111,10 +118,12 @@ class Filters extends VileSci_Controller
 	{
 		$json = new stdClass();
 
-		$json->allSelectedFields = $_SESSION[self::SESSION_NAME]['allSelectedFields'];
-		$json->allColumnsAliases = $_SESSION[self::SESSION_NAME]['allColumnsAliases'];
+		$session = $this->_readSession($this->input->get('fhc_controller_id'));
 
-		$json->selectedFilters = $_SESSION[self::SESSION_NAME]['selectedFilters'];
+		$json->allSelectedFields = $session['allSelectedFields'];
+		$json->allColumnsAliases = $session['allColumnsAliases'];
+
+		$json->selectedFilters = $session['selectedFilters'];
 		$json->selectedFiltersAliases = array();
 		$json->selectedFiltersMetaData = array();
 
@@ -122,10 +131,10 @@ class Filters extends VileSci_Controller
 		$json->selectedFiltersActiveFiltersOperation = array();
 		$json->selectedFiltersActiveFiltersOption = array();
 
-		$metaData = $_SESSION[self::SESSION_NAME]['metaData'];
-		$activeFilters = $_SESSION[self::SESSION_NAME]['activeFilters'];
-		$activeFiltersOperation = $_SESSION[self::SESSION_NAME]['activeFiltersOperation'];
-		$activeFiltersOption = $_SESSION[self::SESSION_NAME]['activeFiltersOption'];
+		$metaData = $session['metaData'];
+		$activeFilters = $session['activeFilters'];
+		$activeFiltersOperation = $session['activeFiltersOperation'];
+		$activeFiltersOption = $session['activeFiltersOption'];
 
 		for ($i = 0; $i < count($json->selectedFilters); $i++)
 		{
@@ -166,7 +175,7 @@ class Filters extends VileSci_Controller
 	 */
 	public function saveFilter()
 	{
-		$this->_saveFilter($this->input->post("customFilterDescription"));
+		$this->_saveFilter($this->input->post("customFilterDescription"), $this->input->post("fhc_controller_id"));
 
 		$this->output->set_content_type('application/json')->set_output(json_encode('Tutto bene!!!'));
 	}
@@ -174,11 +183,11 @@ class Filters extends VileSci_Controller
 	/**
 	 *
 	 */
-	private function _saveFilter($customFilterDescription)
+	private function _saveFilter($customFilterDescription, $fhc_controller_id)
 	{
 		$objToBeSaved = new stdClass();
 
-		$filterSessionArray = $this->session->userdata(self::SESSION_NAME);
+		$filterSessionArray = $this->_readSession($fhc_controller_id);
 
 		$objToBeSaved->name = $customFilterDescription;
 
@@ -231,8 +240,8 @@ class Filters extends VileSci_Controller
 		$personId = $resultBenutzer->retval[0]->person_id;
 
 		$result = $this->FiltersModel->loadWhere(array(
-			'app' => $_SESSION[self::SESSION_NAME]['app'],
-			'dataset_name' => $_SESSION[self::SESSION_NAME]['datasetName'],
+			'app' => $_SESSION[self::SESSION_NAME][$fhc_controller_id]['app'],
+			'dataset_name' => $_SESSION[self::SESSION_NAME][$fhc_controller_id]['datasetName'],
 			'description' => $descPGArray,
 			'person_id' => $personId
 		));
@@ -241,8 +250,8 @@ class Filters extends VileSci_Controller
 		{
 			$this->FiltersModel->update(
 				array(
-					'app' => $_SESSION[self::SESSION_NAME]['app'],
-					'dataset_name' => $_SESSION[self::SESSION_NAME]['datasetName'],
+					'app' => $_SESSION[self::SESSION_NAME][$fhc_controller_id]['app'],
+					'dataset_name' => $_SESSION[self::SESSION_NAME][$fhc_controller_id]['datasetName'],
 					'description' => $descPGArray,
 					'person_id' => $personId
 				),
@@ -254,8 +263,8 @@ class Filters extends VileSci_Controller
 		else
 		{
 			$this->FiltersModel->insert(array(
-				'app' => $_SESSION[self::SESSION_NAME]['app'],
-				'dataset_name' => $_SESSION[self::SESSION_NAME]['datasetName'],
+				'app' => $_SESSION[self::SESSION_NAME][$fhc_controller_id]['app'],
+				'dataset_name' => $_SESSION[self::SESSION_NAME][$fhc_controller_id]['datasetName'],
 				'filter_kurzbz' => uniqid($personId, true),
 				'person_id' => $personId,
 				'description' => $descPGArray,
@@ -273,12 +282,13 @@ class Filters extends VileSci_Controller
 	public function deleteCustomFilter()
 	{
 		$filter_id = $this->input->post('filter_id');
+		$fhc_controller_id = $this->input->post('fhc_controller_id');
 
 		if (is_numeric($filter_id))
 		{
 			$this->FiltersModel->deleteCustomFilter($filter_id);
 
-			$this->output->set_content_type('application/json')->set_output(json_encode('Tutto bene!!!'));
+			$this->output->set_content_type('application/json')->set_output(json_encode('Removed'));
 		}
 	}
 
@@ -288,12 +298,15 @@ class Filters extends VileSci_Controller
 	public function removeSelectedFields()
 	{
 		$fieldName = $this->input->post('fieldName');
+		$fhc_controller_id = $this->input->post('fhc_controller_id');
 
-		$allSelectedFields = $_SESSION[self::SESSION_NAME]['allSelectedFields'];
-		$allColumnsAliases = $_SESSION[self::SESSION_NAME]['allColumnsAliases'];
+		$session = $this->_readSession($fhc_controller_id);
 
-		$selectedFields = $_SESSION[self::SESSION_NAME]['selectedFields'];
-		$columnsAliases = $_SESSION[self::SESSION_NAME]['columnsAliases'];
+		$allSelectedFields = $session['allSelectedFields'];
+		$allColumnsAliases = $session['allColumnsAliases'];
+
+		$selectedFields = $session['selectedFields'];
+		$columnsAliases = $session['columnsAliases'];
 
 		if (($pos = array_search($fieldName, $selectedFields)) !== false)
 		{
@@ -305,8 +318,8 @@ class Filters extends VileSci_Controller
 			}
 		}
 
-		$_SESSION[self::SESSION_NAME]['selectedFields'] = $selectedFields;
-		$_SESSION[self::SESSION_NAME]['columnsAliases'] = $columnsAliases;
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id]['selectedFields'] = $selectedFields;
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id]['columnsAliases'] = $columnsAliases;
 
 		$json = new stdClass();
 
@@ -324,11 +337,14 @@ class Filters extends VileSci_Controller
 	public function removeSelectedFilters()
 	{
 		$fieldName = $this->input->post('fieldName');
+		$fhc_controller_id = $this->input->post('fhc_controller_id');
 
-		$selectedFilters = $_SESSION[self::SESSION_NAME]['selectedFilters'];
-		$selectedFiltersActiveFilters = $_SESSION[self::SESSION_NAME]['activeFilters'];
-		$selectedFiltersActiveFiltersOperation = $_SESSION[self::SESSION_NAME]['activeFiltersOperation'];
-		$selectedFiltersActiveFiltersOption = $_SESSION[self::SESSION_NAME]['activeFiltersOption'];
+		$session = $this->_readSession($fhc_controller_id);
+
+		$selectedFilters = $session['selectedFilters'];
+		$selectedFiltersActiveFilters = $session['activeFilters'];
+		$selectedFiltersActiveFiltersOperation = $session['activeFiltersOperation'];
+		$selectedFiltersActiveFiltersOption = $session['activeFiltersOption'];
 
 		if (($pos = array_search($fieldName, $selectedFilters)) !== false)
 		{
@@ -338,10 +354,10 @@ class Filters extends VileSci_Controller
 			array_splice($selectedFiltersActiveFiltersOption, $pos, 1);
 		}
 
-		$_SESSION[self::SESSION_NAME]['selectedFilters'] = $selectedFilters;
-		$_SESSION[self::SESSION_NAME]['activeFilters'] = $selectedFiltersActiveFilters;
-		$_SESSION[self::SESSION_NAME]['activeFiltersOperation'] = $selectedFiltersActiveFiltersOperation;
-		$_SESSION[self::SESSION_NAME]['activeFiltersOption'] = $selectedFiltersActiveFiltersOption;
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id]['selectedFilters'] = $selectedFilters;
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id]['activeFilters'] = $selectedFiltersActiveFilters;
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id]['activeFiltersOperation'] = $selectedFiltersActiveFiltersOperation;
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id]['activeFiltersOption'] = $selectedFiltersActiveFiltersOption;
 
 		$json = new stdClass();
 
@@ -359,12 +375,15 @@ class Filters extends VileSci_Controller
 	public function addSelectedFields()
 	{
 		$fieldName = $this->input->post('fieldName');
+		$fhc_controller_id = $this->input->post('fhc_controller_id');
 
-		$allSelectedFields = $_SESSION[self::SESSION_NAME]['allSelectedFields'];
-		$allColumnsAliases = $_SESSION[self::SESSION_NAME]['allColumnsAliases'];
+		$session = $this->_readSession($fhc_controller_id);
 
-		$selectedFields = $_SESSION[self::SESSION_NAME]['selectedFields'];
-		$columnsAliases = $_SESSION[self::SESSION_NAME]['columnsAliases'];
+		$allSelectedFields = $session['allSelectedFields'];
+		$allColumnsAliases = $session['allColumnsAliases'];
+
+		$selectedFields = $session['selectedFields'];
+		$columnsAliases = $session['columnsAliases'];
 
 		if (($pos = array_search($fieldName, $allSelectedFields)) !== false
 			&& array_search($fieldName, $selectedFields) === false)
@@ -377,8 +396,8 @@ class Filters extends VileSci_Controller
 			}
 		}
 
-		$_SESSION[self::SESSION_NAME]['selectedFields'] = $selectedFields;
-		$_SESSION[self::SESSION_NAME]['columnsAliases'] = $columnsAliases;
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id]['selectedFields'] = $selectedFields;
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id]['columnsAliases'] = $columnsAliases;
 
 		$json = new stdClass();
 
@@ -396,11 +415,14 @@ class Filters extends VileSci_Controller
 	public function addSelectedFilters()
 	{
 		$fieldName = $this->input->post('fieldName');
+		$fhc_controller_id = $this->input->post('fhc_controller_id');
 
-		$selectedFilters = $_SESSION[self::SESSION_NAME]['selectedFilters'];
-		$selectedFiltersActiveFilters = $_SESSION[self::SESSION_NAME]['activeFilters'];
-		$selectedFiltersActiveFiltersOperation = $_SESSION[self::SESSION_NAME]['activeFiltersOperation'];
-		$selectedFiltersActiveFiltersOption = $_SESSION[self::SESSION_NAME]['activeFiltersOption'];
+		$session = $this->_readSession($fhc_controller_id);
+
+		$selectedFilters = $session['selectedFilters'];
+		$selectedFiltersActiveFilters = $session['activeFilters'];
+		$selectedFiltersActiveFiltersOperation = $session['activeFiltersOperation'];
+		$selectedFiltersActiveFiltersOption = $session['activeFiltersOption'];
 
 		if (!in_array($fieldName, $selectedFilters))
 		{
@@ -410,10 +432,10 @@ class Filters extends VileSci_Controller
 			$selectedFiltersActiveFiltersOption[$fieldName] = "";
 		}
 
-		$_SESSION[self::SESSION_NAME]['selectedFilters'] = $selectedFilters;
-		$_SESSION[self::SESSION_NAME]['activeFilters'] = $selectedFiltersActiveFilters;
-		$_SESSION[self::SESSION_NAME]['activeFiltersOperation'] = $selectedFiltersActiveFiltersOperation;
-		$_SESSION[self::SESSION_NAME]['activeFiltersOption'] = $selectedFiltersActiveFiltersOption;
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id]['selectedFilters'] = $selectedFilters;
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id]['activeFilters'] = $selectedFiltersActiveFilters;
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id]['activeFiltersOperation'] = $selectedFiltersActiveFiltersOperation;
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id]['activeFiltersOption'] = $selectedFiltersActiveFiltersOption;
 
 		$json = new stdClass();
 
@@ -434,14 +456,17 @@ class Filters extends VileSci_Controller
 		$filterOperations = $this->input->post('filterOperations');
 		$filterOperationValues = $this->input->post('filterOperationValues');
 		$filterOptions = $this->input->post('filterOptions');
+		$fhc_controller_id = $this->input->post('fhc_controller_id');
+
+		$session = $this->_readSession($fhc_controller_id);
 
 		$activeFilters = array_combine($fieldNames, $filterOperationValues);
 		$activeFiltersOperation = array_combine($fieldNames, $filterOperations);
 		$activeFiltersOption = array_combine($fieldNames, $filterOptions);
 
-		$_SESSION[self::SESSION_NAME]['activeFilters'] = $activeFilters;
-		$_SESSION[self::SESSION_NAME]['activeFiltersOperation'] = $activeFiltersOperation;
-		$_SESSION[self::SESSION_NAME]['activeFiltersOption'] = $activeFiltersOption;
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id]['activeFilters'] = $activeFilters;
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id]['activeFiltersOperation'] = $activeFiltersOperation;
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id]['activeFiltersOption'] = $activeFiltersOption;
 
 		$json = new stdClass();
 
@@ -460,7 +485,9 @@ class Filters extends VileSci_Controller
 	{
 		$json = new stdClass();
 
-		$dataset = $_SESSION[self::SESSION_NAME]['dataset'];
+		$session = $this->_readSession($this->input->get('fhc_controller_id'));
+
+		$dataset = $session['dataset'];
 
 		if (is_array($dataset))
 		{
@@ -469,4 +496,29 @@ class Filters extends VileSci_Controller
 
 		$this->output->set_content_type('application/json')->set_output(json_encode($json));
 	}
+
+	/**
+	 *
+	 */
+	private function _readSession($fhc_controller_id)
+	{
+		if (isset($_SESSION[self::SESSION_NAME]) && isset($_SESSION[self::SESSION_NAME][$fhc_controller_id]))
+			return $_SESSION[self::SESSION_NAME][$fhc_controller_id];
+
+		return array();
+	}
+
+	/**
+	 *
+	 */
+	private function _writeSession($data, $fhc_controller_id)
+	{
+		if (!isset($_SESSION[self::SESSION_NAME])
+			|| (isset($_SESSION[self::SESSION_NAME]) && !is_array($_SESSION[self::SESSION_NAME])))
+		{
+			$_SESSION[self::SESSION_NAME] = array();
+		}
+
+		$_SESSION[self::SESSION_NAME][$fhc_controller_id] = $data;
+	}
 }
diff --git a/application/controllers/system/infocenter/InfoCenter.php b/application/controllers/system/infocenter/InfoCenter.php
index 86b5d1e8b..7d81cc021 100644
--- a/application/controllers/system/infocenter/InfoCenter.php
+++ b/application/controllers/system/infocenter/InfoCenter.php
@@ -80,6 +80,8 @@ class InfoCenter extends VileSci_Controller
 		if(!$this->permissionlib->isBerechtigt('basis/person'))
 			show_error('You have no Permission! You need Infocenter Role');
 
+		$this->_setControllerId(); // sets the controller id
+
 		$this->setNavigationMenuArray(); // sets property navigationMenuArray
     }
 
@@ -91,14 +93,14 @@ class InfoCenter extends VileSci_Controller
 	 */
 	public function index()
 	{
-		$this->load->view('system/infocenter/infocenter.php');
+		$this->load->view('system/infocenter/infocenter.php', array('fhc_controller_id' => $this->fhc_controller_id));
 	}
-	
+
 	public function infocenterFreigegeben()
 	{
-		$this->load->view('system/infocenter/infocenterFreigegeben.php');
+		$this->load->view('system/infocenter/infocenterFreigegeben.php', array('fhc_controller_id' => $this->fhc_controller_id));
 	}
-	
+
 	/**
 	 * Initialization function, gets person and prestudent data and loads the view with the data
 	 * @param $person_id
@@ -132,7 +134,7 @@ class InfoCenter extends VileSci_Controller
 			)
 		);
 	}
-	
+
 	/**
 	 * unlocks page from edit by a person, redirects to overview filter page
 	 * @param $person_id
@@ -362,7 +364,7 @@ class InfoCenter extends VileSci_Controller
 
 		$this->_redirectToStart($prestudent_id, 'ZgvPruef');
 	}
-	
+
 	/**
 	 * Saves a new Notiz for a person
 	 * @param $person_id
@@ -386,7 +388,7 @@ class InfoCenter extends VileSci_Controller
 			->set_content_type('application/json')
 			->set_output(json_encode($result->retval));
 	}
-	
+
 	/**
 	 * Updates a new Notiz for a person
 	 * @param int $notiz_id
@@ -394,7 +396,7 @@ class InfoCenter extends VileSci_Controller
 	 * @return bool true if success
 	 */
 	public function updateNotiz($notiz_id, $person_id)
-	{	
+	{
 		$titel = $this->input->post('notiztitel');
 		$text = $this->input->post('notiz');
 
@@ -408,18 +410,18 @@ class InfoCenter extends VileSci_Controller
 				"updatevon" => $this->uid
 			)
 		);
-		
-		
+
+
 		$json = FALSE;
-		
+
 		if (isSuccess($result))
 		{
 			$json = TRUE;
-			
+
 			//set log "Notiz updated"
 			$this->_log($person_id, 'updatenotiz', array($titel));
 		}
-		
+
 		$this->output
 			->set_content_type('application/json')
 			->set_output(json_encode($json));
@@ -547,7 +549,7 @@ class InfoCenter extends VileSci_Controller
 				'children' => array()
 			)
 		);
-				
+
 		$this->_fillFilters($listFiltersSent, $filtersarray['abgeschickt']);
 		$this->_fillFilters($listFiltersNotSent, $filtersarray['nichtabgeschickt']);
 
@@ -593,9 +595,10 @@ class InfoCenter extends VileSci_Controller
 	{
 		foreach ($filters as $filterId => $description)
 		{
-			$toPrint = "%s=%s";
+			$toPrint = "%s?%s=%s&%s=%s";
+
 			$tofill['children'][] = array(
-				'link' => sprintf($toPrint, site_url('system/infocenter/InfoCenter?filter_id'), $filterId),
+				'link' => sprintf($toPrint, site_url('system/infocenter/InfoCenter'), 'filter_id', $filterId, 'fhc_controller_id', $this->fhc_controller_id),
 				'description' => $description
 			);
 		}
@@ -605,10 +608,10 @@ class InfoCenter extends VileSci_Controller
 	{
 		foreach ($filters as $filterId => $description)
 		{
-			$toPrint = "%s=%s";
+			$toPrint = "%s?%s=%s&%s=%s";
 
 			$tofill['children'][] = array(
-				'link' => sprintf($toPrint, site_url('system/infocenter/InfoCenter?filter_id'), $filterId),
+				'link' => sprintf($toPrint, site_url('system/infocenter/InfoCenter'), 'filter_id', $filterId, 'fhc_controller_id', $this->fhc_controller_id),
 				'description' => $description,
 				'subscriptDescription' => 'Remove',
 				'subscriptLinkClass' => 'remove-filter',
@@ -956,4 +959,21 @@ class InfoCenter extends VileSci_Controller
 			$this->loglib->logError('Studiengang has no mail for sending Freigabe mail');
 		}
 	}
+
+	/**
+	 * Sets the unique id for the called controller
+	 */
+	private function _setControllerId()
+	{
+		$fhc_controller_id = $this->input->get('fhc_controller_id');
+
+		if (!isset($fhc_controller_id) || empty($fhc_controller_id))
+		{
+			$fhc_controller_id = uniqid();
+			header('Location: '.$_SERVER['REQUEST_URI'].'?fhc_controller_id='.$fhc_controller_id);
+			exit;
+		}
+
+		$this->fhc_controller_id = $fhc_controller_id;
+	}
 }
diff --git a/application/views/system/infocenter/infocenter.php b/application/views/system/infocenter/infocenter.php
index 5963f77ca..1ecfe31f7 100644
--- a/application/views/system/infocenter/infocenter.php
+++ b/application/views/system/infocenter/infocenter.php
@@ -29,7 +29,7 @@
 				</div>
 				<div>
 					<?php
-						$this->load->view('system/infocenter/infocenterData.php');
+						$this->load->view('system/infocenter/infocenterData.php', array('fhc_controller_id' => $fhc_controller_id));
 					?>
 				</div>
 			</div>
diff --git a/application/views/system/infocenter/infocenterData.php b/application/views/system/infocenter/infocenterData.php
index 311dd647b..2d9d30cf2 100755
--- a/application/views/system/infocenter/infocenterData.php
+++ b/application/views/system/infocenter/infocenterData.php
@@ -186,6 +186,7 @@
 				)
 			ORDER BY "LastAction" ASC
 		',
+		'fhc_controller_id' => $fhc_controller_id,
 		'checkboxes' => 'PersonId',
 		'additionalColumns' => array('Details'),
 		'columnsAliases' => array('PersonID','Vorname','Nachname','GebDatum','Nation', 'Letzte Aktion','Letzter Bearbeiter',
diff --git a/application/views/system/infocenter/infocenterFreigegeben.php b/application/views/system/infocenter/infocenterFreigegeben.php
index bc9d9f305..66e5b5c8b 100644
--- a/application/views/system/infocenter/infocenterFreigegeben.php
+++ b/application/views/system/infocenter/infocenterFreigegeben.php
@@ -146,7 +146,7 @@
 											JOIN public.tbl_studiengang USING(studiengang_kz)
 										WHERE
 											person_id=p.person_id
-											AND tbl_studiengang.typ in(\'b\')  
+											AND tbl_studiengang.typ in(\'b\')
 											AND \'Interessent\' = (SELECT status_kurzbz FROM public.tbl_prestudentstatus
 																	WHERE prestudent_id=tbl_prestudent.prestudent_id
 																	ORDER BY datum DESC, insertamum DESC, ext_id DESC
@@ -170,8 +170,7 @@
 									)
 								ORDER BY "LastAction" ASC
 							',
-							'hideHeader' => false,
-							'hideSave' => false,
+							'fhc_controller_id' => $fhc_controller_id,
 							'checkboxes' => 'PersonId',
 							'additionalColumns' => array('Details'),
 							'columnsAliases' => array('PersonID','Vorname','Nachname','GebDatum','Nation','Letzte Aktion','Letzter Bearbeiter',
@@ -238,9 +237,9 @@
 							}
 						);
 
-					
+
 						$filterId = isset($_GET[InfoCenter::FILTER_ID]) ? $_GET[InfoCenter::FILTER_ID] : null;
-						
+
 						if (isset($filterId) && is_numeric($filterId))
 						{
 							$filterWidgetArray[InfoCenter::FILTER_ID] = $filterId;
@@ -251,7 +250,7 @@
 							$filterWidgetArray['datasetName'] = 'PersonActions';
 							$filterWidgetArray['filterKurzbz'] = 'InfoCenterNotSentApplicationAll';
 						}
-						
+
 						echo $this->widgetlib->widget('FilterWidget', $filterWidgetArray);
 					?>
 
diff --git a/application/views/widgets/filter/filter.php b/application/views/widgets/filter/filter.php
index d368cc6e1..5fbff4953 100644
--- a/application/views/widgets/filter/filter.php
+++ b/application/views/widgets/filter/filter.php
@@ -119,7 +119,8 @@
 				url: "<?php echo site_url('system/Filters/deleteCustomFilter'); ?>",
 				method: "POST",
 				data: {
-					filter_id: $(this).attr('value')
+					filter_id: $(this).attr('value'),
+					fhc_controller_id: getUrlParameter("fhc_controller_id")
 				}
 			})
 			.done(function(data, textStatus, jqXHR) {
diff --git a/application/views/widgets/filter/saveFilter.php b/application/views/widgets/filter/saveFilter.php
index f6b7dc529..ce2d454ca 100644
--- a/application/views/widgets/filter/saveFilter.php
+++ b/application/views/widgets/filter/saveFilter.php
@@ -9,7 +9,8 @@
 					url: "<?php echo site_url('system/Filters/saveFilter'); ?>",
 					method: "POST",
 					data: {
-						customFilterDescription: $("#customFilterDescription").val()
+						customFilterDescription: $("#customFilterDescription").val(),
+						fhc_controller_id: getUrlParameter("fhc_controller_id")
 					}
 				})
 				.done(function(data, textStatus, jqXHR) {
diff --git a/application/views/widgets/filter/selectFields.php b/application/views/widgets/filter/selectFields.php
index 7613639ff..a011e5555 100644
--- a/application/views/widgets/filter/selectFields.php
+++ b/application/views/widgets/filter/selectFields.php
@@ -77,7 +77,8 @@
 					url: "<?php echo site_url('system/Filters/sortSelectedFields'); ?>",
 					method: "POST",
 					data: {
-						selectedFieldsLst: arrayDndId
+						selectedFieldsLst: arrayDndId,
+						fhc_controller_id: getUrlParameter("fhc_controller_id")
 					}
 				})
 				.done(function(data, textStatus, jqXHR) {
@@ -109,7 +110,8 @@
 				url: "<?php echo site_url('system/Filters/addSelectedFields'); ?>",
 				method: "POST",
 				data: {
-					fieldName: $(this).val()
+					fieldName: $(this).val(),
+					fhc_controller_id: getUrlParameter("fhc_controller_id")
 				}
 			})
 			.done(function(data, textStatus, jqXHR) {
@@ -131,7 +133,8 @@
 				url: "<?php echo site_url('system/Filters/removeSelectedFields'); ?>",
 				method: "POST",
 				data: {
-					fieldName: $(this).attr('fieldToRemove')
+					fieldName: $(this).attr('fieldToRemove'),
+					fhc_controller_id: getUrlParameter("fhc_controller_id")
 				}
 			})
 			.done(function(data, textStatus, jqXHR) {
@@ -153,7 +156,9 @@
 		$.ajax({
 			url: "<?php echo site_url('system/Filters/selectFields'); ?>",
 			method: "GET",
-			data: {},
+			data: {
+				fhc_controller_id: getUrlParameter("fhc_controller_id")
+			},
 		    dataType: "json"
 		})
 		.done(function(data, textStatus, jqXHR) {
diff --git a/application/views/widgets/filter/selectFilters.php b/application/views/widgets/filter/selectFilters.php
index bca975b13..cf5443069 100644
--- a/application/views/widgets/filter/selectFilters.php
+++ b/application/views/widgets/filter/selectFilters.php
@@ -13,7 +13,8 @@
 				url: "<?php echo site_url('system/Filters/addSelectedFilters'); ?>",
 				method: "POST",
 				data: {
-					fieldName: $(this).val()
+					fieldName: $(this).val(),
+					fhc_controller_id: getUrlParameter("fhc_controller_id")
 				}
 			})
 			.done(function(data, textStatus, jqXHR) {
@@ -76,7 +77,8 @@
 					filterNames: selectFilterName,
 					filterOperations: selectFilterOperation,
 					filterOperationValues: selectFilterOperationValue,
-					filterOptions: selectFilterOption
+					filterOptions: selectFilterOption,
+					fhc_controller_id: getUrlParameter("fhc_controller_id")
 				}
 			})
 			.done(function(data, textStatus, jqXHR) {
@@ -100,7 +102,8 @@
 				url: "<?php echo site_url('system/Filters/removeSelectedFilters'); ?>",
 				method: "POST",
 				data: {
-					fieldName: $(this).attr('filterToRemove')
+					fieldName: $(this).attr('filterToRemove'),
+					fhc_controller_id: getUrlParameter("fhc_controller_id")
 				}
 			})
 			.done(function(data, textStatus, jqXHR) {
@@ -199,7 +202,9 @@
 		$.ajax({
 			url: "<?php echo site_url('system/Filters/selectFilters'); ?>",
 			method: "GET",
-			data: {},
+			data: {
+				fhc_controller_id: getUrlParameter("fhc_controller_id")
+			},
 			dataType: "json"
 		})
 		.done(function(data, textStatus, jqXHR) {
diff --git a/application/views/widgets/filter/tableDataset.php b/application/views/widgets/filter/tableDataset.php
index f0a3efa27..1a19876f4 100644
--- a/application/views/widgets/filter/tableDataset.php
+++ b/application/views/widgets/filter/tableDataset.php
@@ -21,7 +21,9 @@
 		$.ajax({
 			url: "<?php echo site_url('system/Filters/tableDataset'); ?>",
 			method: "GET",
-			data: {},
+			data: {
+				fhc_controller_id: getUrlParameter("fhc_controller_id")
+			},
 		    dataType: "json"
 		})
 		.done(function(data, textStatus, jqXHR) {
diff --git a/application/widgets/FilterWidget.php b/application/widgets/FilterWidget.php
index 925126a43..1e18b594a 100644
--- a/application/widgets/FilterWidget.php
+++ b/application/widgets/FilterWidget.php
@@ -29,7 +29,7 @@ class FilterWidget extends Widget
 	const WIDGET_URL_SELECT_FILTERS = 'widgets/filter/selectFilters';
 	const WIDGET_URL_SAVE_FILTER = 'widgets/filter/saveFilter';
 
-	const SESSION_NAME = 'FILTER';
+	const SESSION_NAME = 'FHC_FILTER_WIDGET';
 
 	const ALL_SELECTED_FIELDS = 'allSelectedFields';
 	const ALL_COLUMNS_ALIASES = 'allColumnsAliases';
@@ -109,7 +109,7 @@ class FilterWidget extends Widget
 	public function display($widgetData)
 	{
 		//
-		$filterSessionArray = $this->session->userdata(self::SESSION_NAME);
+		$filterSessionArray = $this->_readSession();
 
 		//
 		if ($this->filterId == null && isset($filterSessionArray[self::FILTER_ID]))
@@ -144,7 +144,7 @@ class FilterWidget extends Widget
 
 		//
 		$selectedFields = array();
-		$filterSessionArray = $this->session->userdata(self::SESSION_NAME);
+		$filterSessionArray = $this->_readSession();
 		if (isset($filterSessionArray[self::SELECTED_FIELDS]))
 		{
 			$selectedFields = $filterSessionArray[self::SELECTED_FIELDS];
@@ -195,6 +195,7 @@ class FilterWidget extends Widget
 				$tmpDataset[] = $formattedResult;
 			}
 		}
+
 		$filterSessionArray[self::DATASET_PARAMETER] = $tmpDataset;
 
 		/* ------------------------------------------------------------ */
@@ -204,7 +205,7 @@ class FilterWidget extends Widget
 
 		$filterSessionArray[self::METADATA_PARAMETER] = $this->metaData;
 
-		$this->session->set_userdata(self::SESSION_NAME, $filterSessionArray);
+		$this->_writeSession($filterSessionArray);
 
 		//
 		$this->loadViewFilters();
@@ -422,9 +423,11 @@ class FilterWidget extends Widget
 	{
 		$filterSessionArray = array();
 
-		if (isset($_SESSION[self::SESSION_NAME]))
+		$session = $this->_readSession();
+
+		if (count($session) > 0)
 		{
-			$filterSessionArray = $_SESSION[self::SESSION_NAME];
+			$filterSessionArray = $session;
 		}
 
 		if (!isset($filterSessionArray[self::SELECTED_FIELDS]))
@@ -482,7 +485,7 @@ class FilterWidget extends Widget
 			$filterSessionArray[self::DATASET_NAME_PARAMETER] = null;
 		}
 
-		$this->session->set_userdata(self::SESSION_NAME, $filterSessionArray);
+		$this->_writeSession($filterSessionArray);
 	}
 
 	/**
@@ -503,6 +506,7 @@ class FilterWidget extends Widget
 		$this->hideSave = false;
 		$this->columnsAliases = null;
 		$this->filterName = null;
+		$this->fhc_controller_id = null;
 
 		if (!is_array($args) || (is_array($args) && count($args) == 0))
 		{
@@ -510,6 +514,15 @@ class FilterWidget extends Widget
 		}
 		else
 		{
+			if (!isset($args['fhc_controller_id']))
+			{
+				show_error('Dude you forgot the fhc_controller_id');
+			}
+			else
+			{
+				$this->fhc_controller_id = $args['fhc_controller_id'];
+			}
+
 			if ((
 					!isset($args[self::APP_PARAMETER])
 					&& !isset($args[self::DATASET_NAME_PARAMETER])
@@ -704,7 +717,7 @@ class FilterWidget extends Widget
 				self::DATASET_NAME_PARAMETER => $filter->retval[0]->dataset_name
 			);
 
-			$this->session->set_userdata(self::SESSION_NAME, $filterSessionArray);
+			$this->_writeSession($filterSessionArray);
 		}
 		else
 		{
@@ -719,7 +732,7 @@ class FilterWidget extends Widget
 				self::DATASET_NAME_PARAMETER => null
 			);
 
-			$this->session->set_userdata(self::SESSION_NAME, $filterSessionArray);
+			$this->_writeSession($filterSessionArray);
 		}
 	}
 
@@ -732,7 +745,7 @@ class FilterWidget extends Widget
 		{
 			$objToBeSaved = new stdClass();
 
-			$filterSessionArray = $this->session->userdata(self::SESSION_NAME);
+			$filterSessionArray = $this->_readSession();
 
 			if (isset($filterSessionArray[self::SELECTED_FIELDS]))
 			{
@@ -828,7 +841,7 @@ class FilterWidget extends Widget
 		// Selected fields
 		$selectedFields = array();
 
-		$filterSessionArray = $this->session->userdata(self::SESSION_NAME);
+		$filterSessionArray = $this->_readSession();
 		if (isset($filterSessionArray[self::SELECTED_FIELDS]))
 		{
 			$selectedFields = $filterSessionArray[self::SELECTED_FIELDS];
@@ -844,7 +857,7 @@ class FilterWidget extends Widget
 	{
 		$app = $this->app;
 
-		$filterSessionArray = $this->session->userdata(self::SESSION_NAME);
+		$filterSessionArray = $this->_readSession();
 		if (isset($filterSessionArray[self::APP_PARAMETER]))
 		{
 			$app = $filterSessionArray[self::APP_PARAMETER];
@@ -860,7 +873,7 @@ class FilterWidget extends Widget
 	{
 		$datasetName = $this->datasetName;
 
-		$filterSessionArray = $this->session->userdata(self::SESSION_NAME);
+		$filterSessionArray = $this->_readSession();
 		if (isset($filterSessionArray[self::DATASET_NAME_PARAMETER]))
 		{
 			$datasetName = $filterSessionArray[self::DATASET_NAME_PARAMETER];
@@ -877,7 +890,7 @@ class FilterWidget extends Widget
 		$columnsAliases = $this->columnsAliases;
 		$selectedFields = array();
 
-		$filterSessionArray = $this->session->userdata(self::SESSION_NAME);
+		$filterSessionArray = $this->_readSession();
 
 		if (isset($filterSessionArray[self::SELECTED_FIELDS]))
 		{
@@ -908,7 +921,7 @@ class FilterWidget extends Widget
 		// Selected filters
 		$selectedFilters = array();
 
-		$filterSessionArray = $this->session->userdata(self::SESSION_NAME);
+		$filterSessionArray = $this->_readSession();
 		if (isset($filterSessionArray[self::SELECTED_FILTERS]))
 		{
 			$selectedFilters = $filterSessionArray[self::SELECTED_FILTERS];
@@ -923,7 +936,7 @@ class FilterWidget extends Widget
 	private function _setActiveFiltersFromPost(&$activeFilters, &$activeFiltersOperation, &$activeFiltersOption)
 	{
 		$selectedFilters = array();
-		$filterSessionArray = $this->session->userdata(self::SESSION_NAME);
+		$filterSessionArray = $this->_readSession();
 
 		if (isset($filterSessionArray[self::ACTIVE_FILTERS]))
 		{
@@ -994,6 +1007,8 @@ class FilterWidget extends Widget
 	 */
 	private function _setSessionFilterData()
 	{
+		$session = $this->_readSession();
+
 		$filterSessionArray = array(
 			self::SELECTED_FIELDS => $this->_getSelectedFieldsFromPost(),
 			self::SELECTED_FILTERS => $this->_getSelectedFiltersFromPost(),
@@ -1016,7 +1031,7 @@ class FilterWidget extends Widget
 		$filterSessionArray[self::FILTER_ID] = $this->filterId;
 		$filterSessionArray[self::FILTER_NAME] = $this->filterName;
 
-		$this->session->set_userdata(self::SESSION_NAME, $filterSessionArray);
+		$this->_writeSession(array_merge($session, $filterSessionArray));
 	}
 
 	/**
@@ -1030,7 +1045,7 @@ class FilterWidget extends Widget
 		$activeFiltersOperation = array();
 		$activeFiltersOption = array();
 
-		$filterSessionArray = $this->session->userdata(self::SESSION_NAME);
+		$filterSessionArray = $this->_readSession();
 
 		if (isset($filterSessionArray[self::ACTIVE_FILTERS]))
 		{
@@ -1143,4 +1158,29 @@ class FilterWidget extends Widget
 
 		return $query;
 	}
+
+	/**
+	 *
+	 */
+	private function _readSession()
+	{
+		if (isset($_SESSION[self::SESSION_NAME]) && isset($_SESSION[self::SESSION_NAME][$this->fhc_controller_id]))
+			return $_SESSION[self::SESSION_NAME][$this->fhc_controller_id];
+
+		return array();
+	}
+
+	/**
+	 *
+	 */
+	private function _writeSession($data)
+	{
+		if (!isset($_SESSION[self::SESSION_NAME])
+			|| (isset($_SESSION[self::SESSION_NAME]) && !is_array($_SESSION[self::SESSION_NAME])))
+		{
+			$_SESSION[self::SESSION_NAME] = array();
+		}
+
+		$_SESSION[self::SESSION_NAME][$this->fhc_controller_id] = $data;
+	}
 }
diff --git a/include/js/infocenter/infocenterPersonDataset.js b/include/js/infocenter/infocenterPersonDataset.js
index 8ee342d0a..5cac8933a 100644
--- a/include/js/infocenter/infocenterPersonDataset.js
+++ b/include/js/infocenter/infocenterPersonDataset.js
@@ -48,7 +48,11 @@ function appendTableActionsHtml()
 
 	$.ajax({
 		url: window.location.pathname.replace('infocenter/InfoCenter', 'Filters/rowNumber'),
-		method: "GET"
+		method: "GET",
+		data: {
+			fhc_controller_id: getUrlParameter("fhc_controller_id")
+		},
+		dataType: "json"
 	})
 	.done(function(data, textStatus, jqXHR) {
 
@@ -72,7 +76,9 @@ function appendTableActionsHtml()
 			setTableActions();
 		}
 
-	}).fail(function(jqXHR, textStatus, errorThrown) {});
+	}).fail(function(jqXHR, textStatus, errorThrown) {
+		alert(textStatus);
+	});
 
 }
 
@@ -112,6 +118,27 @@ function setTableActions()
 	);
 }
 
+/**
+ *
+ */
+function getUrlParameter(sParam)
+{
+    var sPageURL = decodeURIComponent(window.location.search.substring(1)),
+        sURLVariables = sPageURL.split('&'),
+        sParameterName,
+        i;
+
+    for (i = 0; i < sURLVariables.length; i++)
+	{
+        sParameterName = sURLVariables[i].split('=');
+
+        if (sParameterName[0] === sParam)
+		{
+            return sParameterName[1];
+        }
+    }
+}
+
 /**
  * Refreshes the side menu
  */
@@ -120,7 +147,9 @@ function refreshSideMenu()
 	$.ajax({
 		url: window.location.pathname+"/setNavigationMenuArray",
 		method: "GET",
-		data: {}
+		data: {
+			fhc_controller_id: getUrlParameter("fhc_controller_id")
+		}
 	})
 	.done(function(data, textStatus, jqXHR) {