diff --git a/homepage/mams/index.php b/homepage/mams/index.php
index c52dd10..5f6c355 100644
--- a/homepage/mams/index.php
+++ b/homepage/mams/index.php
@@ -1,6 +1,7 @@
 <?php
 require_once("./local/cwsvJudo.config.php");
 require_once("./lib/db.php");
+require_once("./lib/api.php");
 
 $dbConnection = getPdoDbConnection(
 	$cwsvJudoConfig["db"]["host"], 
@@ -9,6 +10,8 @@ $dbConnection = getPdoDbConnection(
 	$cwsvJudoConfig["db"]["password"]
 );
 
+processPostData($dbConnection, $_POST);
+
 $judokas = getJudokasInTraining($dbConnection, "inTraining");
 
 $lastAttendances = getLastAttendances($dbConnection);
@@ -20,25 +23,36 @@ foreach($lastAttendances as $a){
 	array_push( $lastAttendancesAssocArray[ $a['date'] ], $a );
 }
 
-if($_POST['action']){
-	giveJudokasAttendence($dbConnection, $_POST['attandanceDate'], $_POST['judokaIdsInTraining']);
-	header("Location: .");
-}
-
 $dateLastWendsday = new DateTime("last wednesday");
 $dateLastFriday = new DateTime("last friday");
 $lastTrainingDay = max($dateLastWendsday, $dateLastFriday);
 
 ?>
 <html>
+	<header>
+	<!-- Compiled and minified CSS -->
+	<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/materialize/1.0.0/css/materialize.min.css">
+	<!-- Compiled and minified JavaScript -->
+	<script src="https://cdnjs.cloudflare.com/ajax/libs/materialize/1.0.0/js/materialize.min.js"></script>
+	<script>
+		document.addEventListener('DOMContentLoaded', function() {
+			var elems = document.querySelectorAll('select');
+			var instances = M.FormSelect.init(elems);
+		});
+	</script>
+	<!--Let browser know website is optimized for mobile-->
+	<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
+</header>
 	<body>
 		<form action="./index.php" method="POST">
-			<input id="giveAttendanceAction" name="action" value="giveAttendance" type="hidden" />
-			<input id="attendenceDate" name="attandanceDate" value="<?php echo($lastTrainingDay->format("Y-m-d"));?>" />
-			<select name="judokaIdsInTraining[]" id="judokaIdsInTraining" multiple>
-				<?php foreach($judokas as $j) echo("<option value=\"".$j['userId']."\">".$j['vorname']." ".$j['name']."</option>");?>
-			</select>
-			<input type="submit" value="Submit">
+			<div class="input-field col s12">
+				<input id="giveAttendanceAction" name="action" value="giveAttendance" type="hidden" />
+				<input id="attendenceDate" name="attandanceDate" value="<?php echo($lastTrainingDay->format("Y-m-d"));?>" />
+				<select name="judokaIdsInTraining[]" id="judokaIdsInTraining" multiple>
+					<?php foreach($judokas as $j) echo("<option value=\"".$j['userId']."\">".$j['vorname']." ".$j['name']."</option>");?>
+				</select>
+				<input type="submit" value="Submit">
+			</div>
 		</form>
 		<?php foreach($lastAttendancesAssocArray as $date => $attendees){
 			echo("<h2>".$date."</h2>");
diff --git a/homepage/mams/lib/.htaccess b/homepage/mams/lib/.htaccess
new file mode 100644
index 0000000..3a42882
--- /dev/null
+++ b/homepage/mams/lib/.htaccess
@@ -0,0 +1 @@
+Deny from all
diff --git a/homepage/mams/lib/api.php b/homepage/mams/lib/api.php
new file mode 100644
index 0000000..f0576d1
--- /dev/null
+++ b/homepage/mams/lib/api.php
@@ -0,0 +1,10 @@
+<?php
+
+function processPostData($db, $post){
+	if($post['action']){
+		giveJudokasAttendence($db, $post['attandanceDate'], $post['judokaIdsInTraining']);
+		header("Location: .");
+	}
+return;
+}
+?>
diff --git a/homepage/mams/lib/db.php b/homepage/mams/lib/db.php
index e00cd2d..4c8ac6f 100644
--- a/homepage/mams/lib/db.php
+++ b/homepage/mams/lib/db.php
@@ -117,10 +117,16 @@ return dbQuery($dbConnection, $query, $params);
 
 function giveJudokasAttendence($dbConnection, $date, $ids){
 	$values = array();
-	foreach( $ids as $id){
-		array_push( $values, "(\"".$date."\", ".$id.")");;
+	try{
+		foreach( $ids as $id){
+			array_push( $values, "(\"".$date."\", ".$id.")");;
+		}
+		$query = "INSERT INTO `cwsvjudo`.`anwesenheit` (`date`, `userId`) VALUES ".join(",", $values).";";
+		dbQuery($dbConnection, $query, array(), ['dontFetch' => true]);
+	}
+	catch(PDOException $db_error){
+		print "Error!: " . $db_error->getMessage() . "<br/>";
+		return null;
 	}
-	$query = "INSERT INTO `cwsvjudo`.`anwesenheit` (`date`, `userId`) VALUES ".join(",", $values).";";
-	dbQuery($dbConnection, $query, array(), ['dontFetch' => true]);
 }
 ?>
diff --git a/homepage/mams/local/.htaccess b/homepage/mams/local/.htaccess
new file mode 100644
index 0000000..3a42882
--- /dev/null
+++ b/homepage/mams/local/.htaccess
@@ -0,0 +1 @@
+Deny from all
