diff --git a/homepage/participo/auth.php b/homepage/participo/auth.php
new file mode 100644
index 0000000..c25f3a6
--- /dev/null
+++ b/homepage/participo/auth.php
@@ -0,0 +1,16 @@
+<?php
+session_start();
+	// Falls der serverseitige Logincookie nicht gesetzt ist, 
+	// leite zur loginSeite weiter
+ 	if (empty($_SESSION['login'])) {
+		header('Location: login', TRUE, 301);
+		exit;
+	} else {
+		$login_status = 
+			"<div style=\"border: 1px solid black\">".
+				"Datum: ".date("Y-m-d")."<br />".
+				"Angemeldet als <strong>".htmlspecialchars($_SESSION['user']['username'])."</strong>.<br />".
+				"<a href=\"logout.php\">Sitzung beenden</a>".
+			"</div>";
+	}
+?>
diff --git a/homepage/participo/config/participo.php b/homepage/participo/config/participo.php
new file mode 100644
index 0000000..d3b7012
--- /dev/null
+++ b/homepage/participo/config/participo.php
@@ -0,0 +1,8 @@
+<?php
+/// @file some variable definitions
+
+$config['basePath'] = "/users/cwsvjudo/www";
+$config['baseUrl'] = "http://cwsvjudo.bplaced.net";
+$config['ressourceUrl'] = "http://cwsvjudo.bplaced.net/ressourcen";
+
+?>
diff --git a/homepage/participo/index.php b/homepage/participo/index.php
index 202e346..57b6d69 100644
--- a/homepage/participo/index.php
+++ b/homepage/participo/index.php
@@ -1,120 +1,75 @@
 <?php
 setlocale (LC_ALL, 'de_DE@euro', 'de_DE', 'de', 'ge');
-    require_once("config.php");
-    
-    require_once("./local/dbConf.php");
-    require_once("./local/achievementsConf.php");
+	require_once("config/participo.php");
+	
+	require_once("./local/dbConf.php");
+	require_once("./local/cwsvJudo.php");
 
-    require_once("./lib/db.php");
-    require_once("./lib/achievementsLib.php");
-    require_once("./lib/api.php");
+	require_once("./lib/db.php");
+	require_once("./lib/api.php");
 
-    $dbConnection = getPdoDbConnection(
-        $cwsvJudoConfig["db"]["host"],
-        $cwsvJudoConfig["db"]["name"],
-        $cwsvJudoConfig["db"]["user"],
-        $cwsvJudoConfig["db"]["password"]
-    );
-    require_once("./auth.php");
+	// $dbConnection = getPdoDbConnection(
+	// 	$cwsvJudoConfig["db"]["host"],
+	// 	$cwsvJudoConfig["db"]["name"],
+	// 	$cwsvJudoConfig["db"]["user"],
+	// 	$cwsvJudoConfig["db"]["password"]
+	// );
+	require_once("./auth.php");
 
-    $basePath = "/users/cwsvjudo/www";
-    require_once($basePath."/config/cwsvJudo.config.php");
-    require_once($basePath."/config/phpcount.config.php");
+	$basePath = "/users/cwsvjudo/www";
+	require_once($basePath."/config/cwsvJudo.config.php");
+	require_once($basePath."/config/phpcount.config.php");	
 ?>
 <!DOCTYPE html>
 <html>
-    <head>
-        <meta charset="utf-8" />
-        <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+	<head>
+		<meta charset="utf-8" />
+		<meta name="viewport" content="width=device-width, initial-scale=1.0" />
 
-        <!-- Compiled and minified CSS -->
-        <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@materializecss/materialize@1.1.0-alpha/dist/css/materialize.min.css">
-        <!-- Compiled and minified JavaScript -->
-        <script src="https://cdn.jsdelivr.net/npm/@materializecss/materialize@1.1.0-alpha/dist/js/materialize.min.js"></script>
+		<!-- Compiled and minified CSS -->
+		<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@materializecss/materialize@1.1.0-alpha/dist/css/materialize.min.css">
+		<!-- Compiled and minified JavaScript -->
+		<script src="https://cdn.jsdelivr.net/npm/@materializecss/materialize@1.1.0-alpha/dist/js/materialize.min.js"></script>
+		<!--Import Google Icon Font-->
+		<link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet">
 
-        <!-- inits for the materializeCss -->
-        <?php include("lib/machs/materializeInit.php");?>
+		<!-- inits for the materializeCss -->
+		<script>
+			document.addEventListener('DOMContentLoaded', function() {
+				var elems = document.querySelectorAll('.sidenav');
+				var instances = M.Sidenav.init(elems, {
+					// specify options here
+				});
+			});
+		</script>
+<?php 
+	// include("lib/machs/materializeInit.php");
+?>
 
-        <title>participo</title>
-        <meta name="description" content="Online apps der judoka des Chemnitzer WSV">
+		<title>participo</title>
+		<meta name="description" content="Online-Apps der Judoka des Chemnitzer WSV">
 
-        <link rel="icon"             href="<?echo($config['ressourceUrl']);?>/graphiken/icons/cwsv.ico" />
-        <link rel="apple-touch-icon" href="<?echo($config['baseUrl']);?>/apple-touch-icon.png">
-    </head>
-    <body>
+		<link rel="icon"             href="<?echo($config['ressourceUrl']);?>/graphiken/icons/cwsv.ico" />
+		<link rel="apple-touch-icon" href="<?echo($config['baseUrl']);?>/apple-touch-icon.png">
+	</head>
+	<body>
 
-        <nav> <!-- navbar content here  --> </nav>
-
-        <ul id="slide-out" class="sidenav">
-          <li>	
-            <div class="user-view">
-            <div class="background">
-            <img src="images/office.jpg">
-    </div>
-    <a href="#user"><img class="circle" src="images/yuna.jpg"></a>
-    <a href="#name"><span class="white-text name">John Doe</span></a>
-    <a href="#email"><span class="white-text email">jdoe@example.com</span></a>
-  </div></li>
-  <li><a href="#!"><i class="material-icons">cloud</i>First Link With Icon</a></li>
-  <li><a href="#!">Second Link</a></li>
-  <li><div class="divider"></div></li>
-  <li><a class="subheader">Subheader</a></li>
-  <li><a class="waves-effect" href="#!">Third Link With Waves</a></li>
-</ul>
-<a href="#" data-target="slide-out" class="sidenav-trigger"><i class="material-icons">menu</i></a>
+		<?php if($_SESSION['login']){ ?>
+			<ul id="slide-out" class="sidenav">
+				<?php require_once("sidenav/loginStatus.php");?>
+			</ul>
+			<a href="#" data-target="slide-out" class="sidenav-trigger"><i class="material-icons">menu</i></a>
+		<?php } ?>
 
 
-    
-        <?php echo $login_status; ?>
-        
-        <?php
-        if( hasUserAttribute($dbConnection, $_SESSION['user']['userId'], "inTraining" ) ){
-            echo( "<h2>Eigene Achievements</h2>" );
-            echo( htmlUsersUploadBox($dbConnection, $_SESSION['user']['userId']) );
-            echo(htmlAchievementListForUser(
-                $dbConnection, 
-                $achievementGroups, 
-                $_SESSION['user']['userId'], 
-                getUsersAchievements($dbConnection, $_SESSION['user']['userId'])
-            ));
-        }
-        ?>
-        
-        <?php
-            $usersKids = getUsersKids($dbConnection, $_SESSION['user']['userId']);
-            foreach($usersKids as $k){
-                if( hasUserAttribute($dbConnection, $k['kidId'], "inTraining" ) and ($k['kidId']!=$_SESSION['user']['userId']) ){
-                    echo( "<h2>".$k['vorname']." ".$k['name']."</h2>" );
-                    echo( htmlUsersUploadBox($dbConnection, $k['kidId']) );
-                    echo(htmlAchievementListForUser(
-                        $dbConnection, 
-                        $achievementGroups, 
-                        $k['id'], 
-                        getUsersAchievements($dbConnection, $k['id'])
-                    ));
-                }
-            }
-        ?>
-        
 <?php
-    if(isUserAdmin($dbConnection, $_SESSION['user']['userId'])){
-        echo("<h2 id=\"addAchievementBox\">Add Achievements</h2>");
-        echo(htmlAddAchievementBox());
-        
-        echo("<h2>Update Achievements</h2>");
-        $achievements = getAchievements($dbConnection);
-        foreach($achievements as $a){
-            echo( htmlUpdateAchievementBox(
-                $a['id'],
-                $a['name'], 
-                $a['description'], 
-                $a['rootId'], 
-                $a['level']
-            ));
-            echo("<hr />");
-        }
-    }
-    ?>
-    <span id="endOfUpdateAchievementBoxes" style="display:none;" ></span>
-    </body>
+if($_SESSION['login']){
+?>
+		<ul>
+			<li><a href="kyu">Kyu</a></li>
+		</ul>
+<?php
+}
+?>
+	</body>
 </html>
diff --git a/homepage/participo/kyu.php b/homepage/participo/kyu.php
new file mode 100644
index 0000000..b04847f
--- /dev/null
+++ b/homepage/participo/kyu.php
@@ -0,0 +1,256 @@
+<?php
+require_once("./auth.php");
+
+require("lib/Parsedown.php");
+require("lib/Spyc.php");
+
+$mdRoot = "markdown/".(array_key_exists('kyu', $_GET)?$_GET['kyu']:"8")."terKyu";
+
+$Parsedown = new Parsedown();
+
+//! loading a markdownfile with yaml-header
+//! returns an assocative array('yaml'=>array(..), 'mdText'=>string)
+function loadMarkdownFile($fileName){
+	$fileText = file_get_contents($fileName);
+
+	$fileParts = preg_split('/[\n]*[-]{3}[\n]/', $fileText, 3);
+
+	return array(
+		'yaml' => Spyc::YAMLLoadString($fileParts[1])
+		, 'mdText' => preg_replace("/^#(.*)$/m", "", $fileParts[2])
+	);
+}
+
+/// @brief Gibt die URL der gerade aufgerufenen Seite zurück
+function getCurPagesUrl(){
+	$pageURL = 'http';
+	if ($_SERVER["HTTPS"] == "on"){
+		$pageURL .= "s";
+	}
+	$pageURL .= "://";
+	if($_SERVER["SERVER_PORT"] != "80"){
+		$pageURL .= $_SERVER["SERVER_NAME"].":".$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"];
+	}
+	else{
+		$pageURL .= $_SERVER["SERVER_NAME"].$_SERVER["REQUEST_URI"];
+	}
+return $pageURL;
+}
+
+function htmlCardCode($article, $Parsedown){
+	if(
+		empty($article['yaml'])
+		&& empty($article['mdText'])
+	) return "";
+	$videoFrame = (
+		array_key_exists('yaml', $article)
+		?(
+			array_key_exists('video', $article['yaml'])
+			?(
+				"<div style=\"text-align: center;width=100%;height=auto;\">".html5VideoFrame($article['yaml']['video'])."</div>"
+			)
+			:""
+		)
+		:""
+	);
+	$ytVideoFrame = (
+		array_key_exists('yaml', $article)
+		?(
+			array_key_exists('youtube', $article['yaml'])
+			?(
+				ytLightEmbed($article['yaml']['youtube'])
+			)
+			:""
+		)
+		:""
+	);
+return
+	"<div class=\"col s12 m6\">"
+		."<div class=\"card blue-grey darken-1\">"
+			."<div class=\"card-image\">"
+				.(!empty($videoFrame)?$videoFrame:$ytVideoFrame)
+			."</div>"
+			."<div class=\"card-content white-text\">"
+				."<span class=\"card-title activator\">"
+					.$article['yaml']['title']
+					."<i class=\"material-icons right\">more_vert</i>"
+				."</span>"
+			."</div>"
+			."<div class=\"card-reveal\">"
+				."<span class=\"card-title\">"
+					.$article['yaml']['title']
+					."<i class=\"material-icons right\">close</i>"
+				."</span>"
+				.$Parsedown->text($article['mdText'])
+			."</div>"
+		."</div>"
+	."</div>";
+}
+
+//! create the <video>Tag for videoJs
+function videoJsFrame($item){
+	return "<video "
+		."id=\"".str_replace("/", "-", $item['url'])."\" "
+		."class=\"video-js\" "
+		."controls "
+		."preload=\"auto\" "
+		// ."poster=\"//vjs.zencdn.net/v/oceans.png\""
+		."data-setup='{}' "
+	.">"
+		."<source src=\"".$item['url']."\" type=\"video/webm\">"//</source>"
+		."<p class=\"vjs-no-js\">"
+			."To view this video please enable JavaScript, and consider upgrading to a web browser that "
+			."<a href=\"https://videojs.com/html5-video-support/\" target=\"_blank\">"
+				."supports HTML5 video"
+			."</a>"
+		."</p>"
+	."</video>";
+}
+
+function html5VideoFrame($item){
+	return "<video "
+		."style=\"max-width:100%;height: auto;\""
+		." src=\"".$item['url']."\""
+		." width=\"".$item['width']."\""
+		." height=\"".$item['height']."\""
+		." controls"
+	."></video>";
+}
+
+//! embed youtube
+function ytLightEmbed($item){
+	return "<lite-youtube "
+		."videoid=\"".$item['videoid']."\" "
+		// ."playlabel=\"".$title."\""
+		."params=\""
+			."start=".$item['from']
+			."&end=".$item['to']
+			."&modestbranding=1"
+			."&playsinline=0"
+			."&loop=1"
+		."\" "
+	."></lite-youtube>";
+}
+?>
+<!DOCTYPE html>
+<html lang="de">
+	<head>
+		<meta charset="UTF-8">
+		<title>Gürtelprüfungsordnung</title>
+
+		<!-- Compiled and minified CSS -->
+		<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@materializecss/materialize@1.1.0-alpha/dist/css/materialize.min.css">
+		<!-- Compiled and minified JavaScript -->
+		<script src="https://cdn.jsdelivr.net/npm/@materializecss/materialize@1.1.0-alpha/dist/js/materialize.min.js"></script>
+		<!--Import Google Icon Font-->
+		<link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet">
+		<!-- unpkg : use the latest version of Video.js -->
+		<link href="https://unpkg.com/video.js/dist/video-js.min.css" rel="stylesheet">
+		<script src="https://unpkg.com/video.js/dist/video.min.js"></script>
+		
+		<!-- Include the CSS & JS.. (This could be direct from the package or bundled) -->
+		<link rel="stylesheet" href="lib/lite-youtube-embed/lite-yt-embed.css" />
+		<script src="lib/lite-youtube-embed/lite-yt-embed.js"></script>
+
+		<!--- AutoInit -->
+		<script>
+			document.addEventListener('DOMContentLoaded', function() {
+				var materialboxElements = document.querySelectorAll('.materialboxed');
+				var materialboxInstances = M.Materialbox.init(materialboxElements, {
+					// specify options here
+				});
+			});
+			document.addEventListener('DOMContentLoaded', function() {
+				var elems = document.querySelectorAll('.sidenav');
+				var instances = M.Sidenav.init(elems, {
+					// specify options here
+				});
+			});
+		</script>
+		<style>
+			h1{
+				font-size: 2.5rem;				
+			}
+			h2{
+				font-size: 2.25rem;
+			}
+			h3{
+				font-size: 2.0rem;
+			}
+		</style>
+		
+	  	<!--Let browser know website is optimized for mobile-->
+		<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
+		<style>
+			ul:not(.browser-default) > li{
+				list-style-type: circle;
+			}
+		</style>
+	</head>
+
+	<body>
+		<ul id="slide-out" class="sidenav">
+			<?php require_once("sidenav/loginStatus.php");?>
+			<li><div class="divider"></div></li>
+			<?php require_once("sidenav/kyu.php"); ?>
+			<li><div class="divider"></div></li>
+			<?php require_once("sidenav/backToMain.php"); ?>
+		</ul>
+		<a href="#" data-target="slide-out" class="sidenav-trigger"><i class="material-icons">menu</i></a>
+			<?php
+			$kyuMetadata = Spyc::YAMLLoad( $mdRoot."/meta.yaml" );
+			echo("<h1>".$kyuMetadata['title']."</h1>");
+
+			$dirNames = [];
+			$dirIterator = new DirectoryIterator( $mdRoot );			
+			foreach ( $dirIterator as $dirInfo ) {
+				if(!$dirInfo->isDir() || $dirInfo->isDot()) continue;
+				$dirNames[] = $dirInfo->__toString();
+			}
+			sort($dirNames);
+			foreach($dirNames as $dirName){
+				$fullDirName = $mdRoot."/".$dirName;
+				$sectionMetadata = Spyc::YAMLLoad( $fullDirName."/meta.yaml" );
+				echo("<div class=\"row\">");
+				echo("<h2>".$sectionMetadata['title']."</h2>");
+
+				$fileIterator = new DirectoryIterator($fullDirName);				
+				$fileNames = [];
+				foreach($fileIterator as $fileInfo){
+					if(!$fileInfo->isFile()) continue;
+					if( $fileInfo->getExtension() != "md") continue;
+					$fileNames[] = $fileInfo->__toString();
+				}
+				sort($fileNames);
+				foreach( $fileNames as $fileName){
+					$fullFileName = $fullDirName."/".$fileName; 
+					$article = loadMarkdownFile( $fullFileName );
+					echo( htmlCardCode($article, $Parsedown) );
+				}
+				echo("</div>");
+			};
+			?>
+
+		<footer class="page-footer blue-grey darken-1">
+			<div class="container">
+				<div class="col l4 offset-l2 s12">
+					<ul>
+						<li>
+							<a 
+								title="Seite auf HTML 5 Konformität prüfen"
+								href="http://validator.w3.org/check?uri=<?php echo(urlencode(getCurPagesUrl()));?>"
+								rel="nofollow"
+							>Valid <img
+								src="/ressourcen/graphiken/icons/HTML5_1Color_Black.svg"
+								alt="HTML 5"
+								title="HTML 5 Logo"
+								style="height:1em;display:inline;vertical-align:middle;">
+							</a>
+						</li>
+					</ul>
+				</div>
+			</div>
+		</footer>
+
+	</body>
+</html>
\ No newline at end of file
diff --git a/homepage/participo/lib/api.php b/homepage/participo/lib/api.php
new file mode 100644
index 0000000..72f2ae7
--- /dev/null
+++ b/homepage/participo/lib/api.php
@@ -0,0 +1,166 @@
+<?php
+
+function processPostData($db, $post, $redirectLocation = "."){
+	if($post['action']){
+		if($post['action']=="giveUserAnAchievement"){
+			giveUserAnAchievement(
+				$db,
+				$post['userId'],
+				$post['achievementId']
+			);
+			$u = getUserData($db, $post['userId']);
+			$a = getAchievement($db, $post['achievementId']);
+			sendEmail(
+				"cwsvjudo@arcor.de", 
+				"kwT", 
+				$u['vorname']." ".$u['name']." got achievement ".$a[0]['name']
+			);
+		}
+		if($post['action']=="addAchievement"){
+			addAchievement(
+				$db,
+				$post['name'],
+				$post['rootId'],
+				$post['achievementGroupId'],
+				$post['level'],
+				$post['description'], 
+				$post['imgUrl']
+			);
+		}
+
+		if($post['action']=="addAchievementGroup"){
+			addAchievementGroup(
+				$db,
+				$post['name'],
+				$post['rootId'],
+				$post['unlockingAchievementId'],
+				$post['imgUrl']
+			);
+		}
+
+		if($post['action']=="autoAddAchievements"){
+			$g=new achievementGroup;
+			$g->setDbConnection($db);
+			$g->loadAchievementGroupFromDb($post['achievementGroupId']);
+			$g->autoAddAchievements(
+				$post['messageTemplate'],
+				$post['from'],
+				$post['to'],
+				$post['step']
+			);
+		}
+
+		if($post['action']=="updateAchievement"){
+			updateAchievement(
+				$db, 
+				$post['achievementId'], 
+				$post['name'],
+				$post['rootId'],
+				$post['achievementGroupId'],
+				$post['level'],
+				$post['description'], 
+				$post['imgUrl']
+			);
+		}
+
+		if($post['action']=="updateAchievementGroup"){
+			updateAchievement(
+				$db, 
+				$post['achievementGroupId'], 
+				$post['name'],
+				$post['rootId'],
+				$post['unlockingAchievementId'],
+				$post['imgUrl']
+			);
+		}
+
+		if($post['action']=="setBday"){
+			setBday(
+				$db, 
+				$post['userId'], 
+				$post['bday'] 
+			);
+		}
+		if($post['action']=="setRecord"){
+			$u = getUserData($db, $post['userId']);
+			$g = new achievementGroup;
+			$g->setDbConnection($db);
+			$g->loadAchievementGroupFromDb($post['achievementGroupId']);
+			sendEmail(
+				"cwsvjudo@arcor.de", 
+				$u['vorname']." ".$u['name']." got ".$post['value']." in ".$g->getName(),
+				"[machs] Rekord eingetragen"
+			);
+			setRecord(
+				$db, 
+				$post['userId'], 
+				$post['achievementGroupId'], 
+				$post['value']
+			);
+		}
+		if($post['action']=="reportRecord"){
+#			$u = getUserData($db, $post['userId']);
+#			$ag = new achievementGroup;
+#			achievementGroup::setDbConnection($db);
+#			$ag->loadAchievementGroupFromDb($post['achievementGroupId']);
+			$m = $post['userId']." hat in ".$post['achievementGroupId']." ".$post['value']." geschafft!";
+#			$m = $u['vorname']." ".$u['name']." hat in ".$ag->getName()." ".$post['value']." geschafft!";
+			sendEmail("cwsvjudo@arcor.de", $m, "[machs] Rekordmeldung");
+		}
+		if($post['redirectLocation'])
+			$redirectLocation = $post['redirectLocation'];
+	header("Location: ".$redirectLocation);
+	}
+return;
+}
+
+function sendEmail($toEmail, $emailText, $emailSubject){
+	try{
+		$date=new DateTime();
+		mail(
+			$toEmail,
+			$emailSubject,
+			$emailText
+		);
+	}
+	catch(Exception $e) {
+	  echo 'Message: ' .$e->getMessage();
+	}
+}
+
+function attendancesAssocArray2text($attendancesAssocArray){
+	$ret = "";
+	foreach($attendancesAssocArray as $date => $attendees){
+		$ret .= $date."\n";
+		foreach($attendees as $a){
+			$ret .= "\n";
+			$ret .= "Name: ".$a['name'].", ".$a['vorname']."\n";
+			$ret .= "PLZ: ".$a['corona_PLZ']."\n";
+			$ret .= "Tel.: ".$a['corona_telephon']."\n";
+			$ret .= "eMail: ".$a['corona_eMail']."\n";
+		}
+		$ret .= "\n";
+	}
+return $ret;
+}
+
+function attendancesAssocArray2mdList($attendancesAssocArray, $date=null){
+	if($date == null)
+		$date=new DateTime();
+	$ret = "# Anwesenheitsliste zur Corona-Kontaktverfolgung der Abteilung Judo des CWSV vom ".$date->format("Y-m-d")."\n\n";
+	foreach($attendancesAssocArray as $d => $attendees){
+		$ret .= "## ".$d."\n";
+		$i=0;
+		foreach($attendees as $a){
+			$i += 1;
+			$ret .= "\n";
+			$ret .= $i." ".$a['name'].", ".$a['vorname']."\n";
+			$ret .= "    - PLZ: ".$a['corona_PLZ']."\n";
+			$ret .= "    - Tel.: ".$a['corona_telephon']."\n";
+			$ret .= "    - eMail: ".$a['corona_eMail']."\n";
+		}
+		$ret .= "\n";
+	}
+return $ret;
+}
+?>
diff --git a/homepage/participo/lib/db.php b/homepage/participo/lib/db.php
new file mode 100644
index 0000000..059ce33
--- /dev/null
+++ b/homepage/participo/lib/db.php
@@ -0,0 +1,420 @@
+<?php
+// get a Connection to the database
+function getPdoDbConnection($hostname, $dbName, $user, $password){
+	try{
+		$dbConnection = new PDO(
+			'mysql:host='.$hostname.';dbname='.$dbName, 
+			$user, 
+			$password
+		);
+	}
+	catch(PDOException $dbError){
+		echo( "Error whilst getting a dbConnection!: " . $dbError->getMessage() );
+	}
+return $dbConnection;
+}
+
+function createDb($dbConnection){
+<<<SQL
+CREATE TABLE `cwsvjudo`.`anwesenheit` ( 
+  `id` INT UNSIGNED NOT NULL , 
+  `userId` INT UNSIGNED NOT NULL , 
+  `date` DATE NOT NULL DEFAULT CURRENT_TIMESTAMP , 
+  PRIMARY KEY (`id`)
+) ENGINE = InnoDB;
+ALTER TABLE `cwsvjudo`.`anwesenheit` ADD UNIQUE `attandence` (`userId`, `id`); 
+SQL;
+}
+
+/// perform a pdo-query
+///
+/// @param aDbConnection
+/// @param $aQueryString
+/// @param $aBindArray e.g. array( 
+///  ':userId'     => array('value'=>$anUserId,      'data_type'=>PDO::PARAM_INT), 
+///  ':attributeId'=> array('value'=>$anAttributeId, 'data_type'=>PDO::PARAM_INT) )
+/// @param $someOption
+function dbQuery($aDbConnection, $aQueryString, $aBindArray = array(), $someOptions = array()){
+// Standardbelegungen
+if( empty($someOptions['dbCharset' ]) ) $someOptions['dbCharset' ] = "ISO-8859-1";
+if( empty($someOptions['outCharset']) ) $someOptions['outCharset'] = "UTF-8";
+if( empty($someOptions['dontFetch' ]) ) $someOptions['dontFetch' ] = false;
+/// @toDo: Bisher wird nur die Rückgabe konvertiert. Eigentlich muss 
+///  doch auch die Eingabe konvertiert werden. Aber das jetzt 
+///  umzustellen wird schwer! Die User m Wettkampfplaner sind ja z.B. 
+///  als UTF8 in latin1(?) gespeichert.
+/// @toDo: Die Standardwerte sollten vielleicht aus einer config 
+///  kommen, nicht hardcoded
+	try{
+		$pdoStatement = $aDbConnection->prepare( $aQueryString );
+		foreach( $aBindArray as $bindName => $bind ){
+			if( $bind['data_type'] == PDO::PARAM_STR)
+				$bind['value'] = iconv(
+					$someOptions['outCharset'], 
+					$someOptions['dbCharset'], 
+					$bind['value']
+				);
+			$pdoStatement->bindValue(
+				$bindName,
+				$bind['value'],
+				(isset($bind['data_type'])?$bind['data_type']:PDO::PARAM_STR)
+			);
+		}
+		$pdoResult = $pdoStatement->execute();
+		if(!$pdoResult){
+			echo("Error during dbQuery!\n");
+			echo("DB-Error:\n"); var_dump($aDbConnection->errorInfo());
+//			var_dump($aQueryString);
+//			var_dump($aBindArray);
+//			echo($pdoStatement.errorInfo());
+		}
+		if($someOptions['dontFetch']){
+			$ret = NULL;
+		}
+		else{
+			$ret = $pdoStatement->fetchAll(PDO::FETCH_ASSOC);
+		}
+	}
+	catch(PDOException $db_error){
+		print "Error!: " . $db_error->getMessage() . "<br/>";
+		return null;
+	}
+// Zeichensatzkonvertierung
+	if( is_array($ret) ){
+		foreach($ret as &$entry){
+			array_walk(
+				$entry,
+				function (&$value, $key, $someOptions) {
+					$value = iconv($someOptions['dbCharset'], $someOptions['outCharset'], $value);
+				},
+				$someOptions
+			);
+		}
+	}
+//var_dump($ret);
+//var_dump($aQueryString);
+//var_dump($aBindArray);
+return $ret;
+}
+
+function getLastAttendances($db, $minDate=null){
+if ($minDate == null){
+	$minDate = new DateTime;
+	$minDate->sub(new DateInterval("P1M")); // from the current date subtract a *P*eriod of *1* *M*onth
+}
+
+	$query = <<<SQL
+SELECT userId, date, vorname, name, corona_PLZ, corona_telephon, corona_eMail 
+FROM `cwsvjudo`.`anwesenheit` 
+JOIN `cwsvjudo`.`wkParticipo_Users` 
+  ON `cwsvjudo`.`anwesenheit`.`userId` = `cwsvjudo`.`wkParticipo_Users`.`id` 
+WHERE :minDate <= date 
+ORDER BY `date` DESC, `name`;
+SQL;
+	$params = array(
+		'minDate' => array('value' => $minDate->format('Y-m-d'), 'data_type' => PDO::PARAM_STR)
+	);
+	$options = array();
+	$ret = dbQuery($db, $query, $params, $options);
+return $ret;
+}
+
+function getUsersWithAttribute($dbConnection, $attributeName){
+	$query = <<<SQL
+SELECT userId, name, vorname 
+FROM `cwsvjudo`.`wkParticipo_Users` 
+JOIN `cwsvjudo`.`wkParticipo_user<=>userAttributes` 
+  ON `cwsvjudo`.`wkParticipo_Users`.`id` =`cwsvjudo`.`wkParticipo_user<=>userAttributes`.`userId` 
+WHERE `cwsvjudo`.`wkParticipo_user<=>userAttributes`.`attributeId` IN (
+  SELECT `id` FROM `cwsvjudo`.`wkParticipo_userAttributes` WHERE `name` = :attributeName
+);
+SQL;
+	$params = array(
+		':attributeName' => array('value'=>$attributeName, 'data_type'=>PDO::PARAM_STR) 
+	);
+return dbQuery($dbConnection, $query, $params);
+}
+
+function giveUserAnUserAttribute($dbConnection, $userId, $attributeName){
+	$query = <<<SQL
+INSERT INTO `cwsvjudo`.`wkParticipo_user<=>userAttributes` (`userId`, `attributeId`) 
+SELECT :userId, `id` 
+FROM `cwsvjudo`.`wkParticipo_userAttributes` 
+WHERE `name` = :attributeName;
+SQL;
+	$params = array(
+		':userId'        => array('value'=>$userId,        'data_type'=>PDO::PARAM_INT), 
+		':attributeName' => array('value'=>$attributeName, 'data_type'=>PDO::PARAM_STR) 
+	);
+return dbQuery($dbConnection, $query, $params);
+}
+
+function hasUserAttribute($dbConnection, $userId, $attributeName){
+	$query = <<<SQL
+SELECT `wkParticipo_user<=>userAttributes`.userId, `wkParticipo_userAttributes`.name 
+FROM `wkParticipo_user<=>userAttributes` LEFT JOIN `wkParticipo_userAttributes` 
+ON `wkParticipo_user<=>userAttributes`.`attributeId` = `wkParticipo_userAttributes`.`id` 
+WHERE `wkParticipo_userAttributes`.name = :attributeName AND userId=:userId;",
+SQL;
+	$params = array(
+		':userId'        => array('value'=>$userId,        'data_type'=>PDO::PARAM_INT), 
+		':attributeName' => array('value'=>$attributeName, 'data_type'=>PDO::PARAM_STR) 
+	);
+	$attributedUsers = dbQuery($dbConnection, $query, $params);
+	foreach($attributedUsers as $u)
+		if($u['userId']==$userId)
+			return true;
+return false;
+}
+
+function giveJudokasAttendence($dbConnection, $date, $ids){
+	$values = array();
+	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!: " . $db_error->getMessage() . "<br/>";
+		return null;
+	}
+}
+
+function getUsersKidsIds($db, $userId){
+	$query = <<<SQL
+SELECT `kidId` 
+FROM `vormundschaft` 
+WHERE userId = :userId;
+SQL;
+	$params = [':userId'=>['value'=>$userId, 'data_type'=>PDO::PARAM_INT]];
+	$result = dbQuery($db, $query, $params);
+return $result;
+}
+
+function getUsersKids($db, $userId){
+	$query = <<<SQL
+SELECT * 
+FROM `wkParticipo_Users` 
+JOIN `vormundschaft` 
+  ON `wkParticipo_Users`.`id` = `vormundschaft`.`kidId` 
+WHERE `vormundschaft`.`userId` = :userId;
+SQL;
+	$params = [':userId'=>['value'=>$userId, 'data_type'=>PDO::PARAM_INT]];
+	$result = dbQuery($db, $query, $params);
+return $result;
+}
+
+// updates corona data of an user
+function updateCoronaData($db, $userId, $columnName, $columnValue){
+	$coronaColumnNames = ["corona_PLZ", "corona_telephon", "corona_eMail"];
+	
+	if( !in_array( $columnName, $coronaColumnNames) ){
+		return;
+	}
+	$query = "UPDATE `cwsvjudo`.`wkParticipo_Users` SET `".$columnName."`=:val WHERE `id`=:id;";
+	$params = array(
+		':val' => array('value'=>$columnValue, 'data_type'=>PDO::PARAM_STR), 
+		':id'  => array('value'=>$userId,      'data_type'=>PDO::PARAM_INT) 
+	);
+	dbQuery($db, $query, $params);
+return;
+}
+
+function addCoronaUser($db, $name, $vorname, $corona_PLZ, $corona_telephon, $corona_eMail){
+	$query = <<<SQL
+INSERT INTO `cwsvjudo`.`wkParticipo_Users` (name, vorname, corona_PLZ, corona_telephon, corona_eMail) 
+VALUES (:name, :vorname, :plz, :telephon, :email);
+SQL;
+	$params = array(
+		':name' =>     array('value'=>$name,            'data_type'=>PDO::PARAM_STR), 
+		':vorname' =>  array('value'=>$vorname,         'data_type'=>PDO::PARAM_STR), 
+		':plz' =>      array('value'=>$corona_PLZ,      'data_type'=>PDO::PARAM_STR), 
+		':telephon' => array('value'=>$corona_telephon, 'data_type'=>PDO::PARAM_STR), 
+		':email' =>    array('value'=>$corona_eMail,    'data_type'=>PDO::PARAM_STR), 
+	);
+	dbQuery($db, $query, $params);
+	
+	$newId = $db->lastInsertId();
+	giveUserAnUserAttribute($db, $newId, "inTraining");
+return;
+}
+
+function giveUserAnAchievement($db, $userId, $achievementId){
+	$query = <<<SQL
+INSERT INTO `cwsvjudo`.`achievements<=>user` (`userId`, `achievementId`) VALUE (:userId, :achievementId);
+SQL;
+	$params = [':userId'=>['value'=>$userId, 'data_type'=>PDO::PARAM_INT], 'achievementId'=>['value'=>$achievementId, 'data_type'=>PDO::PARAM_INT]];
+	dbQuery($db, $query, $params);
+return;
+}
+
+function isUserAdmin($dbConn, $userId){
+	$adminUsers = 
+		dbQuery(
+			$dbConn,
+			"SELECT `wkParticipo_user<=>userAttributes`.userId, `wkParticipo_userAttributes`.name from `wkParticipo_user<=>userAttributes` LEFT JOIN `wkParticipo_userAttributes` ON `wkParticipo_user<=>userAttributes`.attributeId = `wkParticipo_userAttributes`.id WHERE `wkParticipo_userAttributes`.name = :attributeName;",
+			array(":attributeName"=>array('value'=>"isAdmin", 'data_type'=>PDO::PARAM_STR))
+		);
+	foreach($adminUsers as $adminUser)
+		if($adminUser['userId']==$userId)
+			return true;
+return false;
+}
+
+function getUserData($db, $userId){
+	$query = <<<SQL
+SELECT * 
+FROM `cwsvjudo`.`wkParticipo_Users` 
+WHERE `id` = :userId;
+SQL;
+	$params = [':userId'=>['value'=>$userId, 'data_type'=>PDO::PARAM_INT]];
+	$userData = dbQuery($db, $query, $params);
+return $userData[0];
+}
+
+function getAchievements($db){
+	$query = <<<SQL
+SELECT * 
+FROM `cwsvjudo`.`achievements`;
+SQL;
+return dbQuery($db, $query);
+}
+
+function getAchievement($db, $id){
+	$query = <<<SQL
+SELECT * 
+  FROM `cwsvjudo`.`achievements` 
+ WHERE `id`=:id;
+SQL;
+	$params = [':id'=>['value'=>$id, 'data_type'=>PDO::PARAM_INT]];
+return dbQuery($db, $query, $params);
+}
+
+function addAchievement($db, $name, $rootId, $achievementGroupId, $level, $description, $imgUrl){
+//	var_dump($db);
+	if($rootId=="")
+		$rootId=null;
+	if($imgUrl=="")
+		$imgUrl=null;
+	$query = <<<SQL
+INSERT INTO `cwsvjudo`.`achievements` (name, rootId, achievementGroupId, level, description, imgUrl)
+VALUES (:name, :rootId, :achievementGroupId, :level, :description, :imgUrl);
+SQL;
+	$params=[
+		':name' => ['value'=>$name, 'data_type'=>PDO::PARAM_STR],
+		':rootId' => ['value'=>$rootId, 'data_type'=>PDO::PARAM_INT],
+		':achievementGroupId' => ['value'=>$achievementGroupId, 'data_type'=>PDO::PARAM_INT],
+		':level' => ['value'=>$level, 'data_type'=>PDO::PARAM_INT],
+		':description' => ['value'=>$description, 'data_type'=>PDO::PARAM_STR],
+		':imgUrl' => ['value'=>$imgUrl, 'data_type'=>PDO::PARAM_STR],
+	];
+	dbQuery($db, $query, $params, ['dontFetch'=>true]);
+return;
+}
+
+function addAchievementGroup($db, $name, $unlockingAchievementId, $imgUrl){
+	if($unlockingAchievementId=="")
+		$unlockingAchievementId=null;
+	if($imgUrl=="")
+		$imgUrl=null;
+	$query = <<<SQL
+INSERT INTO `cwsvjudo`.`machs_achievementGroups` (name, unlockingAchievementId, imgUrl)
+VALUES (:name, :unlockingAchievementId, :imgUrl);
+SQL;
+	$params=[
+		':name' => ['value'=>$name, 'data_type'=>PDO::PARAM_STR],
+		':unlockingAchievementId' => ['value'=>$unlockingAchievementId, 'data_type'=>PDO::PARAM_INT],
+		':imgUrl' => ['value'=>$imgUrl, 'data_type'=>PDO::PARAM_STR],
+	];
+	dbQuery($db, $query, $params, ['dontFetch'=>true]);
+return;
+}
+
+function updateAchievement($db, $achievementId, $name, $rootId, $achievementGroupId, $level, $description, $imgUrl){
+	if($rootId=="")
+		$rootId=null;
+	if($imgUrl=="")
+		$imgUrl=null;
+	$query = <<<SQL
+UPDATE `cwsvjudo`.`achievements` 
+SET name=:name, rootId=:rootId, achievementGroupId=:achievementGroupId, level=:level, description=:description, imgUrl:=imgUrl
+WHERE `id`=:achievementId;
+SQL;
+	$params=[
+		':name' => ['value'=>$name, 'data_type'=>PDO::PARAM_STR],
+		':achievementGroupId' => ['value'=>$achievementGroupId, 'data_type'=>PDO::PARAM_INT],
+		':rootId' => ['value'=>$rootId, 'data_type'=>PDO::PARAM_INT],
+		':level' => ['value'=>$level, 'data_type'=>PDO::PARAM_INT],
+		':description' => ['value'=>$description, 'data_type'=>PDO::PARAM_STR],
+		':imgUrl' => ['value'=>$imgUrl, 'data_type'=>PDO::PARAM_STR],
+		':achievementId' => ['value'=>$achievementId, 'data_type'=>PDO::PARAM_INT],
+	];
+	dbQuery($db, $query, $params, ['dontFetch'=>true]);
+return;
+}
+
+function updateAchievementGroup($db, $achievementGroupId, $name, $unlockingAchievementId, $imgUrl){
+	if($unlockingAchievementId=="")
+		$unlockingAchievementId=null;
+	if($imgUrl=="")
+		$imgUrl=null;
+	$query = <<<SQL
+UPDATE `cwsvjudo`.`machs_achievementGroups` 
+SET name=:name, rootId=:rootId, achievementGroupId=:achievementGroupId, level=:level, description=:description, imgUrl:=imgUrl
+WHERE `id`=:achievementGroupId;
+SQL;
+	$params=[
+		':achievementGroupId' => ['value'=>$achievementGroupId, 'data_type'=>PDO::PARAM_INT],
+		':name' => ['value'=>$name, 'data_type'=>PDO::PARAM_STR],
+		':unlockingAchievementId' => ['value'=>$unlockingAchievementId, 'data_type'=>PDO::PARAM_INT],
+		':imgUrl' => ['value'=>$imgUrl, 'data_type'=>PDO::PARAM_STR],
+	];
+	dbQuery($db, $query, $params, ['dontFetch'=>true]);
+return;
+}
+
+function setBday($db, $userId, $bday){
+	$query = <<<SQL
+UPDATE `cwsvjudo`.`wkParticipo_Users` 
+SET gebDatum=:bday 
+WHERE `id`=:userId;
+SQL;
+	$params=[
+		':bday' => ['value'=>$bday, 'data_type'=>PDO::PARAM_STR],
+		':userId' => ['value'=>$userId, 'data_type'=>PDO::PARAM_INT]
+	];
+	dbQuery($db, $query, $params, ['dontFetch'=>true]);
+return;
+}
+
+function setRecord($db, $userId, $achievementGroupId, $value){
+$u = getUserData($db, $userId);
+	$query = <<<SQL
+INSERT `cwsvjudo`.`machs_records` 
+SET achievementGroupId=:achievementGroupId, ageClass=:ageClass, userId=:userId, value=:value
+SQL;
+	$params=[
+		':achievementGroupId' => ['value'=>$achievementGroupId, 'data_type'=>PDO::PARAM_INT],
+		':ageClass' => ['value'=>record::birthday2ageClass($u['gebDatum']), 'data_type'=>PDO::PARAM_INT], 
+		':userId' => ['value'=>$userId, 'data_type'=>PDO::PARAM_INT], 
+		':value' => ['value'=>$value, 'data_type'=>PDO::PARAM_INT], 
+	];
+	dbQuery($db, $query, $params, ['dontFetch'=>true]);
+//var_dump($userId, $achievementGroupId, $value);
+//var_dump($query, $params);
+return;
+}
+
+function canUserGetAchievementToday($db, $userId){
+	$achievements = getUsersAchievements($db, $userId);
+	foreach($achievements as $a){
+		if( date('Ymd') == date('Ymd', strtotime($a['timestamp'])) ){
+			return false;
+		}
+	}
+return true;
+}
+
+?>
diff --git a/homepage/participo/lib/participoLib/participo.php b/homepage/participo/lib/participoLib/participo.php
new file mode 100644
index 0000000..14961f6
--- /dev/null
+++ b/homepage/participo/lib/participoLib/participo.php
@@ -0,0 +1,34 @@
+<?php
+/// Eine Fehler/Warnung/Notiz/Erfolgsmeldung als divBox im String zurückgeben
+function htmlRetMessage($anRetMessage){
+$retHtmlString = "";
+if( !empty($anRetMessage) ){
+	$retHtmlString .= "<div style=\"border: 1px solid;\">";
+	if( !empty($anRetMessage['error']) ){
+		$retHtmlString .= "<div style=\"border: 1px solid;\">";
+		$retHtmlString .= "ERROR:<br />";
+		$retHtmlString .= $anRetMessage['error'];
+		$retHtmlString .= "</div>";
+	}
+	if( !empty($anRetMessage['warning']) ){
+		$retHtmlString .= "<div style=\"border: 1px solid;\">";
+		$retHtmlString .= "WARNING:<br />";
+		$retHtmlString .= $anRetMessage['warning'];
+		$retHtmlString .= "</div>";
+	}
+	if( !empty($anRetMessage['notice']) ){
+		$retHtmlString .= "<div style=\"border: 1px solid;\">";
+		$retHtmlString .= "Info:<br />";
+		$retHtmlString .= $anRetMessage['notice'];
+		$retHtmlString .= "</div>";
+	}
+	if( !empty($anRetMessage['success']) ){
+		$retHtmlString .= "<div style=\"border: 1px solid;\">";
+		$retHtmlString .= "SUCCESS:<br />";
+		$retHtmlString .= $anRetMessage['success'];
+		$retHtmlString .= "</div>";
+	}
+	$retHtmlString .= "</div>";
+}
+return $retHtmlString;
+}?>
\ No newline at end of file
diff --git a/homepage/participo/local/.htaccess b/homepage/participo/local/.htaccess
new file mode 100644
index 0000000..3a42882
--- /dev/null
+++ b/homepage/participo/local/.htaccess
@@ -0,0 +1 @@
+Deny from all
diff --git a/homepage/participo/local/achievementsConf.php b/homepage/participo/local/achievementsConf.php
new file mode 100644
index 0000000..3517089
--- /dev/null
+++ b/homepage/participo/local/achievementsConf.php
@@ -0,0 +1,10 @@
+<?php
+// Die Domains, Basedomain und Subdomain sind nicht wörtlich zu nehmen
+// effektiv ist es einfach eine Zweiteilung des Domainnamens
+	$wkParticipoConf['baseDomain'] = "cwsvjudo.bplaced.net";
+	$wkParticipoConf['subDomain'] = "";
+/// Basis(/Root)-Verzeichnis auf dem Server (für Dateizugriffe, insbesondere phpIncludes)
+	$wkParticipoConf['basePath'] = "/users/cwsvjudo/www";
+	$wkParticipoConf['rootDir'] = "/pages/desktop/wkParticipo";
+	$wkParticipoConf['adminEmail'] = "cwsvjudo@arcor.de";
+?>
diff --git a/homepage/participo/local/cwsvJudo.php b/homepage/participo/local/cwsvJudo.php
new file mode 100644
index 0000000..3998c08
--- /dev/null
+++ b/homepage/participo/local/cwsvJudo.php
@@ -0,0 +1,6 @@
+<?php
+$cwsvJudoConfig["db"]["host"]     = "localhost";
+$cwsvJudoConfig["db"]["name"]     = "cwsvjudo";
+$cwsvJudoConfig["db"]["user"]     = "cwsvjudo";
+$cwsvJudoConfig["db"]["password"] = "***REMOVED***";
+?>
diff --git a/homepage/participo/local/dbConf.php b/homepage/participo/local/dbConf.php
new file mode 100644
index 0000000..97efeba
--- /dev/null
+++ b/homepage/participo/local/dbConf.php
@@ -0,0 +1,8 @@
+<?php
+
+$db_server='localhost';
+$db_user='cwsvjudo';
+$db_password='***REMOVED***';
+$db_name='cwsvjudo';
+
+?>
diff --git a/homepage/participo/login.php b/homepage/participo/login.php
new file mode 100644
index 0000000..8919496
--- /dev/null
+++ b/homepage/participo/login.php
@@ -0,0 +1,114 @@
+<?php
+setlocale (LC_ALL, 'de_DE@euro', 'de_DE', 'de', 'ge');
+
+    require_once("lib/participoLib/participo.php");
+	require_once("config/participo.php");
+	
+	require_once("./local/dbConf.php");
+	// require_once("./local/achievementsConf.php");
+
+	// require_once("./lib/achievementsLib.php");
+
+	$basePath = $config['basePath'];
+	require_once($basePath."/config/phpcount.config.php");
+	require_once($basePath."/ressourcen/phpLib/phpcount/phpcount.php");
+
+
+function checkCredentials($username, $password, $db_server, $db_user, $db_password, $db_name){
+    sleep(1);
+	$mysqli = @new mysqli($db_server, $db_user, $db_password, $db_name);
+	if ($mysqli->connect_error) {
+		$message['error'] = 'Datenbankverbindung fehlgeschlagen: ' . $mysqli->connect_error;
+	} else {
+		$query = sprintf(
+			"SELECT id, loginName, pwHash, config FROM wkParticipo_Users WHERE loginName = '%s'",
+			$mysqli->real_escape_string($_POST['f']['username'])
+		);
+		$result = $mysqli->query($query);
+		if ($row = $result->fetch_array(MYSQLI_ASSOC)) {
+			if( password_verify( $_POST['f']['password'], $row['pwHash']) ){
+				session_start();
+				$_SESSION = array(
+					'login' => true,
+					'user'  => array(
+						'username'  => $row['loginName'],
+						'userId' => $row['id'],
+						'userConfig' => json_decode($row['config'], true)
+					),
+				);
+				$message['success'] = 'Anmeldung erfolgreich, <a href="index.php">weiter zum Inhalt</a>.';				
+				PHPCount::AddHit("participo-Login ".$_POST['f']['username']);
+				header('Location: http://' . $_SERVER['HTTP_HOST'] . '/participo?user=' . $_POST['f']['username']);
+			} else {
+				sleep(5);
+				$message['error'] = 'Das Kennwort ist nicht korrekt.';
+			}
+		}
+	}
+return $message;
+}
+
+
+if (isset($_SESSION['login'])) {
+	header('Location: http://' . $_SERVER['HTTP_HOST'] . '/index.php');
+}
+else{
+	if (!empty($_POST)) {
+		if (
+			empty($_POST['f']['username']) ||
+			empty($_POST['f']['password'])
+		) {
+			$message['error'] = 'Es wurden nicht alle Felder ausgefüllt.';
+		} else {
+			
+			$message = checkCredentials($_POST['f']['username'], $_POST['f']['password'], $db_server, $db_user, $db_password, $db_name);
+			if( !isset($message['error']) )
+				$message['notice'] = "Achievement-System der Judoka des Chemnitzer WSV";
+		}
+	}
+}
+
+?>
+<!DOCTYPE html>
+<html>
+	<head>
+		<meta charset="utf-8" />
+		<meta name="viewport" content="width=device-width, initial-scale=1.0" />
+
+		<!-- Materialize: Compiled and minified CSS -->
+		<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/materialize/1.0.0/css/materialize.min.css">
+		<!-- Materialize: Compiled and minified JavaScript -->
+		<script src="https://cdnjs.cloudflare.com/ajax/libs/materialize/1.0.0/js/materialize.min.js"></script>
+
+		<title>Login des Achievementsystemes der Judoka des Chemnitzer WSV</title>
+		<meta name="description" content="Loginseite der Online-Apps der Judoka des CWSV">
+	</head>
+    <body class="container">
+		<h1>Loginseite der Online-Apps der Judoka des CWSV</h1>
+		<?php echo(htmlRetMessage($message));?>
+		<form action="./login.php" method="post">
+			<fieldset>
+				<legend>Benutzerdaten</legend>
+				<div>
+					<label for="username">Benutzername</label>
+					<input  id="username"type="text" name="f[username]" <?php echo isset($_POST['f']['username']) ? ' value="' . htmlspecialchars($_POST['f']['username']) . '"' : '' ?> />
+				</div>
+				<div>
+					<label for="password">Kennnwort</label>
+					<input  id="password" type="password" name="f[password]" />
+				</div>
+			</fieldset>
+			<fieldset>
+				<div>
+					<button type="submit" name="submit" value="Anmelden">Anmelden</button>
+				</div>
+			</fieldset>
+			<fieldset class="notice"><legend>Hinweise</legend>
+				<ul style="padding-left: inherit;">
+					<li style="list-style-type: circle;" >Logindaten sind über den Übungsleiter zu beantragen.</li>
+					<li style="list-style-type: circle;" >Dieses Projekt ist in mehr oder weniger aktiven Entwicklung. Sollte mal was nicht funktionieren, kann es sein, dass ich gerade daran herumschreibe. Also ruhig zu einem späteren Zeitpunkt noch einmal probieren.</li>
+				</ul>
+			</fieldset>
+		</form>
+	</body>
+</html>
diff --git a/homepage/participo/logout.php b/homepage/participo/logout.php
new file mode 100644
index 0000000..f6ee446
--- /dev/null
+++ b/homepage/participo/logout.php
@@ -0,0 +1,18 @@
+<?php
+	session_start();
+	$_SESSION = array();
+	if (ini_get('session.use_cookies')) {
+		$params = session_get_cookie_params();
+		setcookie(
+			session_name(),
+			'',
+			time() - 42000,
+			$params['path'],
+			$params['domain'],
+			$params['secure"'],
+			$params['httponly']
+		);
+	}
+	session_destroy();
+	header('Location: ./login.php');
+?>
diff --git a/homepage/participo/sidenav/backToMain.php b/homepage/participo/sidenav/backToMain.php
new file mode 100644
index 0000000..617c490
--- /dev/null
+++ b/homepage/participo/sidenav/backToMain.php
@@ -0,0 +1 @@
+<li><a href=".">zurück zur Hauptseite</a></li>
diff --git a/homepage/participo/sidenav/kyu.php b/homepage/participo/sidenav/kyu.php
new file mode 100644
index 0000000..eb92103
--- /dev/null
+++ b/homepage/participo/sidenav/kyu.php
@@ -0,0 +1,15 @@
+<li>
+    <a href="kyu.php?kyu=8">8. Kyu - weiß-gelb</a>
+</li>
+<li>
+    <a href="kyu.php?kyu=7">7. Kyu - gelb</a>
+</li>
+<li>
+    <a href="kyu.php?kyu=6">6. Kyu - gelb-orange</a>
+</li>
+<li>
+    <a href="kyu.php?kyu=5">5. Kyu - orange</a>
+</li>
+<li>
+    <a href="kyu.php?kyu=4">4. Kyu - orange-grün</a>
+</li>
diff --git a/homepage/participo/sidenav/loginStatus.php b/homepage/participo/sidenav/loginStatus.php
new file mode 100644
index 0000000..27e53ac
--- /dev/null
+++ b/homepage/participo/sidenav/loginStatus.php
@@ -0,0 +1,6 @@
+<li>
+    Angemeldet als <?php echo($_SESSION['user']['username']); ?>
+</li>
+<li>
+    <a href="./logout.php">Logout</a>
+</li>
\ No newline at end of file
