diff --git a/application/controllers/system/infocenter/InfoCenter.php b/application/controllers/system/infocenter/InfoCenter.php
index d5c7c358b..4cd6a0e07 100644
--- a/application/controllers/system/infocenter/InfoCenter.php
+++ b/application/controllers/system/infocenter/InfoCenter.php
@@ -156,12 +156,12 @@ class InfoCenter extends VileSci_Controller
 
 	/**
 	 * Saves if a document has been formal geprueft. saves current timestamp if checked as geprueft, or null if not.
+	 * @param $person_id
 	 */
-	public function saveFormalGeprueft()
+	public function saveFormalGeprueft($person_id)
 	{
-		$akte_id = $this->input->get('akte_id');
-		$formalgeprueft = $this->input->get('formal_geprueft');
-		$person_id = $this->input->get('person_id');
+		$akte_id = $this->input->post('akte_id');
+		$formalgeprueft = $this->input->post('formal_geprueft');
 
 		if (!isset($akte_id) || !isset($formalgeprueft) || !isset($person_id))
 			show_error('Parameters not set!');
@@ -191,7 +191,9 @@ class InfoCenter extends VileSci_Controller
 			)
 		);
 
-		redirect(self::URL_PREFIX.'/showDetails/'.$person_id.'#DokPruef');
+		$this->output
+			->set_content_type('application/json')
+			->set_output(json_encode($timestamp));
 	}
 
 	/**
@@ -260,7 +262,9 @@ class InfoCenter extends VileSci_Controller
 
 		$this->_log($logdata['person_id'], 'savezgv', array($logdata['studiengang_kurzbz'], $prestudent_id));
 
-		$this->_redirectToStart($prestudent_id, 'ZgvPruef');
+		$this->output
+			->set_content_type('application/json')
+			->set_output(json_encode($result->retval));
 	}
 
 	/**
@@ -385,7 +389,35 @@ class InfoCenter extends VileSci_Controller
 
 		$this->_log($person_id, 'savenotiz', array($titel));
 
-		redirect(self::URL_PREFIX.'/showDetails/'.$person_id.'#NotizAkt');
+		$this->output
+			->set_content_type('application/json')
+			->set_output(json_encode($result->retval));
+	}
+
+	/**
+	 * Loads Notizen view for a person, helper for reloading after ajax request
+	 * @param $person_id
+	 */
+	public function reloadNotizen($person_id)
+	{
+		$notizen = $this->NotizModel->getNotiz($person_id);
+
+		if (isError($notizen))
+		{
+			show_error($notizen->retval);
+		}
+
+		$this->load->view('system/infocenter/notizen.php', array('notizen' => $notizen->retval));
+	}
+
+	/**
+	 * Loads Logs view for a person, helper for reloading after ajax request
+	 * @param $person_id
+	 */
+	public function reloadLogs($person_id)
+	{
+		$logs = $this->personloglib->getLogs($person_id);
+		$this->load->view('system/infocenter/logs.php', array('logs' => $logs));
 	}
 
 	/**
@@ -675,7 +707,7 @@ class InfoCenter extends VileSci_Controller
 
 		// Interessenten come first, otherwise by bewerbungsdatum desc, then by prestudent_id desc
 		usort($zgvpruefungen, function ($a, $b) {
-			$bewdatesort = strcmp($b->prestudentstatus->bewerbung_abgeschicktamum, $a->prestudentstatus->bewerbung_abgeschicktamum);
+			$bewdatesort = isset($a->prestudentstatus) && isset($b->prestudentstatus) ? strcmp($b->prestudentstatus->bewerbung_abgeschicktamum, $a->prestudentstatus->bewerbung_abgeschicktamum) : 0;
 			$defaultsort = $bewdatesort === 0 ? (int)$b->prestudent_id - (int)$a->prestudent_id : $bewdatesort;
 			if (!isset($a->prestudentstatus->status_kurzbz) || !isset($b->prestudentstatus->status_kurzbz))
 				return $defaultsort;
diff --git a/application/views/system/infocenter/addNotiz.php b/application/views/system/infocenter/addNotiz.php
index 25af11897..8c5574344 100644
--- a/application/views/system/infocenter/addNotiz.php
+++ b/application/views/system/infocenter/addNotiz.php
@@ -1,4 +1,4 @@
-<form method="post" action="../saveNotiz/<?php echo $stammdaten->person_id ?>">
+<form method="post" action="#" id="notizform">
 	<div class="form-group">
 		<div class="text-center">
 			<label>Notiz hinzuf&uuml;gen</label>
diff --git a/application/views/system/infocenter/dokpruefung.php b/application/views/system/infocenter/dokpruefung.php
index 1c303e3c2..8261a2ebd 100644
--- a/application/views/system/infocenter/dokpruefung.php
+++ b/application/views/system/infocenter/dokpruefung.php
@@ -22,9 +22,11 @@
 				<td><?php echo date_format(date_create($dokument->erstelltam), 'd.m.Y') ?></td>
 				<td><?php echo $dokument->langtext ?></td>
 				<td>
-					<input type="checkbox" class="form-check-input"
-						   id="prchkbx<?php echo $dokument->akte_id ?>" <?php echo $geprueft ?> />
+					<input type="checkbox" class="form-check-input prchbox"
+						   id="prchkbx_<?php echo $dokument->akte_id ?>" <?php echo $geprueft ?>>
+					<span id="formalgeprueftam_<?php echo $dokument->akte_id ?>">
 					<?php echo isset($dokument->formal_geprueft_amum) ? date_format(date_create($dokument->formal_geprueft_amum), 'd.m.Y') : ''; ?>
+					</span>
 				</td>
 			</tr>
 		<?php endforeach ?>
diff --git a/application/views/system/infocenter/infocenterDetails.php b/application/views/system/infocenter/infocenterDetails.php
index da6abaf78..299138e5c 100644
--- a/application/views/system/infocenter/infocenterDetails.php
+++ b/application/views/system/infocenter/infocenterDetails.php
@@ -129,10 +129,14 @@
 							<div class="panel-body">
 								<div class="row">
 									<div class="col-lg-6">
+										<div id="addnotiz">
 										<?php $this->load->view('system/infocenter/addNotiz.php'); ?>
+										</div>
+										<div id="notizen">
 										<?php $this->load->view('system/infocenter/notizen.php'); ?>
+										</div>
 									</div>
-									<div class="col-lg-6">
+									<div class="col-lg-6" id="logs">
 										<?php $this->load->view('system/infocenter/logs.php'); ?>
 									</div> <!-- ./column -->
 								</div> <!-- ./row -->
@@ -144,26 +148,6 @@
 		</div> <!-- ./container-fluid-->
 	</div> <!-- ./page-wrapper-->
 </div> <!-- ./wrapper -->
-
-<script>
-	$(document).ready(
-		function ()
-		{
-			//add click events to "formal geprüft" checkboxes
-			<?php foreach($dokumente as $dokument): ?>
-
-			if ($("#prchkbx<?php echo $dokument->akte_id; ?>"))
-			{
-				$("#prchkbx<?php echo $dokument->akte_id; ?>").click(function ()
-				{
-					window.location = "../saveFormalGeprueft?akte_id=<?php echo $dokument->akte_id; ?>&formal_geprueft=" + this.checked + "&person_id=<?php echo $stammdaten->person_id ?>";
-				});
-			}
-			<?php endforeach ?>
-
-		}
-	);
-</script>
 </body>
 
 <?php $this->load->view('templates/FHC-Footer'); ?>
diff --git a/application/views/system/infocenter/zgvpruefungen.php b/application/views/system/infocenter/zgvpruefungen.php
index 2c2aeb79d..ef0102a50 100644
--- a/application/views/system/infocenter/zgvpruefungen.php
+++ b/application/views/system/infocenter/zgvpruefungen.php
@@ -27,7 +27,8 @@
 				 class="panel-collapse collapse<?php echo $infoonly ? '' : ' in' ?>">
 				<div class="panel-body">
 					<form method="post"
-						  action="../saveZgvPruefung/<?php echo $zgvpruefung->prestudent_id ?>">
+						  action="#" class="zgvform">
+						<input type="hidden" name="prestudentid" value="<?php echo $zgvpruefung->prestudent_id  ?>">
 						<div class="row">
 							<div class="col-lg-<?php echo $columns[0] ?>">
 								<div class="form-group">
@@ -193,7 +194,7 @@
 									</button>
 								</div>
 								<div class="col-lg-6 text-right">
-									<button type="submit" class="btn btn-default">
+									<button type="submit" class="btn btn-default saveZgv" id="zgvSpeichern_<?php echo $zgvpruefung->prestudent_id ?>">
 										Speichern
 									</button>
 								</div>
diff --git a/include/js/bootstrapper.js b/include/js/bootstrapper.js
index 47cd6d609..8697e17ad 100644
--- a/include/js/bootstrapper.js
+++ b/include/js/bootstrapper.js
@@ -7,6 +7,6 @@ $(document).ready(
 	{
 		$("input[type=text], select").addClass("form-control");
 		$("button, input[type=button]").addClass("btn btn-default");
-		$("table").addClass('table-condensed');
+		$("table").addClass("table-condensed");
 	}
 );
diff --git a/include/js/infocenter/infocenterDetails.js b/include/js/infocenter/infocenterDetails.js
index e460f04e8..47812323d 100644
--- a/include/js/infocenter/infocenterDetails.js
+++ b/include/js/infocenter/infocenterDetails.js
@@ -23,12 +23,10 @@ $(document).ready(
 		addTablesorter("doctable", [[2, 1], [1, 0]], ["zebra"]);
 		addTablesorter("nachgdoctable", [[2, 0], [1, 1]], ["zebra"]);
 		addTablesorter("msgtable", [[0, 1], [2, 0]], ["zebra", "filter"], 2);
-		addTablesorter("logtable", [[0, 1]], ["filter"], 2);
-		addTablesorter("notiztable", [[0, 1]], ["filter"], 2);
+		tablesortAddPager("msgtable", "msgpager", 10);
 
-		//add pager
-		tablesortAddPager("logtable", "logpager", 23);
-		tablesortAddPager("notiztable", "notizpager", 10);
+		formatNotizTable();
+		formatLogTable();
 
 		//initialise datepicker
 		$.datepicker.setDefaults($.datepicker.regional['de']);
@@ -36,16 +34,6 @@ $(document).ready(
 			"dateFormat": "dd.mm.yy"
 		});
 
-		//add click events to "formal geprüft" checkboxes
-/*					$(".prchbox input[type=checkbox]").click(
-		 function()
-		 {
-		 var akteid = this.;
-		 var personid = ;
-		 window.location = "../saveFormalGeprueft?akte_id="+akteid+"&formal_geprueft=" + this.checked + "&person_id="+personid;
-		 }
-		 );*/
-
 		//add submit event to message send link
 		$("#sendmsglink").click(
 			function ()
@@ -54,14 +42,43 @@ $(document).ready(
 			}
 		);
 
+		//add click events to "formal geprüft" checkboxes
+		$(".prchbox").click(function ()
+		{
+			var boxid = this.id;
+			var personid = $("#hiddenpersonid").val();
+			var akteid = boxid.substr(boxid.indexOf("_") + 1);
+			var checked = this.checked;
+			saveFormalGeprueft(personid, akteid, checked)
+		});
+
+		//zgv übernehmen
+		$(".zgvUebernehmen").click(function ()
+		{
+			var btn = $(this);
+			var personid = $("#hiddenpersonid").val();
+			var prestudentid = this.id.substr(this.id.indexOf("_") + 1);
+			$('#zgvUebernehmenNotice').remove();
+			zgvUebernehmen(personid, prestudentid, btn)
+		});
+
+		//zgv speichern
+		$(".zgvform").on('submit', function (e)
+			{
+				e.preventDefault();
+				var data = $(this).serializeArray();
+				saveZgv(data);
+			}
+		);
+
 		//prevent opening modal when Statusgrund not chosen
 		$(".absageModal").on('show.bs.modal', function (e)
 			{
 				var id = this.id.substr(this.id.indexOf("_") + 1);
-				var statusgrvalue = $("#statusgrselect_"+id+" select[name=statusgrund]").val();
+				var statusgrvalue = $("#statusgrselect_" + id + " select[name=statusgrund]").val();
 				if (statusgrvalue === "null")
 				{
-					$("#statusgrselect_"+id).addClass("has-error");
+					$("#statusgrselect_" + id).addClass("has-error");
 					return e.preventDefault();
 				}
 			}
@@ -75,47 +92,172 @@ $(document).ready(
 			}
 		);
 
-		//zgv uebernehmen ajax
-		if ($(".zgvUebernehmen"))
-		{
-			$(".zgvUebernehmen").click(function() {
-				var btn = $(this);
+		//save notiz
+		$("#notizform").on("submit", function (e)
+			{
+				e.preventDefault();
 				var personid = $("#hiddenpersonid").val();
-				var prestudentid = this.id.substr(this.id.indexOf("_") + 1);
-				$('#nearzgv').remove();
+				var data = $(this).serializeArray();
+				saveNotiz(personid, data);
+			}
+		)
+	});
 
-				$.ajax({
-					type: "POST",
-					dataType: "json",
-					url: "../getLastPrestudentWithZgvJson/"+personid,
-					success: function(data, textStatus, jqXHR) {
-						if(data !== null)
-						{
-							var zgvcode = data.zgv_code !== null ? data.zgv_code : "null";
-							var zgvort = data.zgvort !== null ? data.zgvort : "";
-							var zgvdatum = data.zgvdatum;
-							var gerzgvdatum = "";
-							if(zgvdatum !== null)
-							{
-								zgvdatum = $.datepicker.parseDate("yy-mm-dd", data.zgvdatum);
-								gerzgvdatum = $.datepicker.formatDate("dd.mm.yy", zgvdatum);
-							}
-							var zgvnation = data.zgvnation !== null ? data.zgvnation : "null";
-							$("#zgv_" + prestudentid).val(zgvcode);
-							$("#zgvort_" + prestudentid).val(zgvort);
-							$("#zgvdatum_" + prestudentid).val(gerzgvdatum);
-							$("#zgvnation_" + prestudentid).val(zgvnation);
-						}
-						else
-						{
-							btn.after("&nbsp;&nbsp;<span id='nearzgv' class='text-warning'>keine ZGV vorhanden</span>");
-						}
-					},
-					error: function(jqXHR, textStatus, errorThrown) {
-						alert(textStatus + " - " + errorThrown + " - " + jqXHR.responseText);
-					}
-				});
-			});
+// -----------------------------------------------------------------------------------------------------------------
+// ajax calls
+
+function saveFormalGeprueft(personid, akteid, checked)
+{
+	$.ajax({
+		type: "POST",
+		dataType: "json",
+		url: "../saveFormalGeprueft/" + personid,
+		data: {"akte_id": akteid, "formal_geprueft": checked},
+		success: function (data, textStatus, jqXHR)
+		{
+			if (data === null)
+			{
+				$("#formalgeprueftam_" + akteid).text("");
+			}
+			else
+			{
+				fgdatum = $.datepicker.parseDate("yy-mm-dd", data);
+				gerfgdatum = $.datepicker.formatDate("dd.mm.yy", fgdatum);
+				$("#formalgeprueftam_" + akteid).text(gerfgdatum);
+			}
+			//refresh doctable tablesorter, formal geprueft changed!
+			$("#doctable").trigger("update");
+			refreshLog();
+		},
+		error: function (jqXHR, textStatus, errorThrown)
+		{
+			alert(textStatus + " - " + errorThrown + " - " + jqXHR.responseText);
 		}
-	}
-);
+	});
+}
+
+function zgvUebernehmen(personid, prestudentid, btn)
+{
+	$.ajax({
+		type: "POST",
+		dataType: "json",
+		url: "../getLastPrestudentWithZgvJson/" + personid,
+		success: function (data, textStatus, jqXHR)
+		{
+			if (data !== null)
+			{
+				var zgvcode = data.zgv_code !== null ? data.zgv_code : "null";
+				var zgvort = data.zgvort !== null ? data.zgvort : "";
+				var zgvdatum = data.zgvdatum;
+				var gerzgvdatum = "";
+				if (zgvdatum !== null)
+				{
+					zgvdatum = $.datepicker.parseDate("yy-mm-dd", data.zgvdatum);
+					gerzgvdatum = $.datepicker.formatDate("dd.mm.yy", zgvdatum);
+				}
+				var zgvnation = data.zgvnation !== null ? data.zgvnation : "null";
+				$("#zgv_" + prestudentid).val(zgvcode);
+				$("#zgvort_" + prestudentid).val(zgvort);
+				$("#zgvdatum_" + prestudentid).val(gerzgvdatum);
+				$("#zgvnation_" + prestudentid).val(zgvnation);
+			}
+			else
+			{
+				btn.after("&nbsp;&nbsp;<span id='zgvUebernehmenNotice' class='text-warning'>keine ZGV vorhanden</span>");
+			}
+		},
+		error: function (jqXHR, textStatus, errorThrown)
+		{
+			alert(textStatus + " - " + errorThrown + " - " + jqXHR.responseText);
+		}
+	});
+}
+
+function saveZgv(data)
+{
+	var prestudentid = data[0].value;
+	$("#zgvSpeichernNotice").remove();
+	$.ajax({
+		type: "POST",
+		dataType: "json",
+		data: data,
+		url: "../saveZgvPruefung/" + prestudentid,
+		success: function (data, textStatus, jqXHR)
+		{
+			if (data === prestudentid)
+			{
+				refreshLog();
+				$("#zgvSpeichern_" + prestudentid).before("<span id='zgvSpeichernNotice' class='text-success'>ZGV erfolgreich gespeichert!</span>&nbsp;&nbsp;");
+			}
+			else
+			{
+				$("#zgvSpeichern_" + prestudentid).before("<span id='zgvSpeichernNotice' class='text-danger'>Fehler beim Speichern der ZGV!</span>&nbsp;&nbsp;");
+			}
+		},
+		error: function (jqXHR, textStatus, errorThrown)
+		{
+			alert(textStatus + " - " + errorThrown + " - " + jqXHR.responseText);
+		}
+	});
+}
+
+function saveNotiz(personid, data)
+{
+	$.ajax({
+		type: "POST",
+		dataType: "json",
+		data: data,
+		url: "../saveNotiz/" + personid,
+		success: function (data, textStatus, jqXHR)
+		{
+			refreshNotizen();
+			refreshLog();
+		},
+		error: function (jqXHR, textStatus, errorThrown)
+		{
+			alert(textStatus + " - " + errorThrown + " - " + jqXHR.responseText);
+		}
+	});
+}
+
+// -----------------------------------------------------------------------------------------------------------------
+// methods executed after ajax (refreshers)
+
+function refreshLog()
+{
+	var personid = $("#hiddenpersonid").val();
+	$("#logs").load('../reloadLogs/' + personid,
+		function ()
+		{
+			//readd tablesorter
+			formatLogTable()
+		}
+	);
+}
+
+function formatLogTable()
+{
+	addTablesorter("logtable", [[0, 1]], ["filter"], 2);
+	tablesortAddPager("logtable", "logpager", 23);
+	$("#logtable").addClass("table-condensed");
+}
+
+function refreshNotizen()
+{
+	$("#notizform").find("input[type=text], textarea").val("");
+	var personid = $("#hiddenpersonid").val();
+	$("#notizen").load('../reloadNotizen/' + personid,
+		function ()
+		{
+			//readd tablesorter
+			formatNotizTable()
+		}
+	);
+}
+
+function formatNotizTable()
+{
+	addTablesorter("notiztable", [[0, 1]], ["filter"], 2);
+	tablesortAddPager("notiztable", "notizpager", 10);
+	$("#notiztable").addClass("table-condensed");
+}