diff --git a/mod/help.php b/mod/help.php
index 981fe97f70..ef640737aa 100644
--- a/mod/help.php
+++ b/mod/help.php
@@ -2,31 +2,32 @@
 /**
  * @file mod/help.php
  */
+
 use Friendica\App;
 use Friendica\Content\Nav;
 use Friendica\Content\Text\Markdown;
 use Friendica\Core\L10n;
 use Friendica\Core\System;
 
-if (!function_exists('load_doc_file')) {
-
-	function load_doc_file($s) {
-		global $lang;
-		if (!isset($lang))
-			$lang = 'en';
-		$b = basename($s);
-		$d = dirname($s);
-		if (file_exists("$d/$lang/$b"))
-			return file_get_contents("$d/$lang/$b");
-		if (file_exists($s))
-			return file_get_contents($s);
-		return '';
+function load_doc_file($s)
+{
+	global $lang;
+	if (!isset($lang)) $lang = 'en';
+	$b = basename($s);
+	$d = dirname($s);
+	if (file_exists("$d/$lang/$b")) {
+		return file_get_contents("$d/$lang/$b");
 	}
 
+	if (file_exists($s)) {
+		return file_get_contents($s);
+	}
+
+	return '';
 }
 
-function help_content(App $a) {
-
+function help_content(App $a)
+{
 	Nav::setSelected('help');
 
 	global $lang;
@@ -37,9 +38,11 @@ function help_content(App $a) {
 		$path = '';
 		// looping through the argv keys bigger than 0 to build
 		// a path relative to /help
-		for($x = 1; $x < argc(); $x ++) {
-			if(strlen($path))
+		for ($x = 1; $x < argc(); $x ++) {
+			if (strlen($path)) {
 				$path .= '/';
+			}
+
 			$path .= argv($x);
 		}
 		$title = basename($path);
@@ -47,6 +50,7 @@ function help_content(App $a) {
 		$text = load_doc_file('doc/' . $path . '.md');
 		$a->page['title'] = L10n::t('Help:') . ' ' . str_replace('-', ' ', notags($title));
 	}
+
 	$home = load_doc_file('doc/Home.md');
 	if (!$text) {
 		$text = $home;
@@ -60,8 +64,8 @@ function help_content(App $a) {
 		header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . L10n::t('Not Found'));
 		$tpl = get_markup_template("404.tpl");
 		return replace_macros($tpl, [
-					'$message' => L10n::t('Page not found.')
-				]);
+			'$message' => L10n::t('Page not found.')
+		]);
 	}
 
 	$html = Markdown::convert($text, false);
@@ -69,34 +73,46 @@ function help_content(App $a) {
 	if ($filename !== "Home") {
 		// create TOC but not for home
 		$lines = explode("\n", $html);
-		$toc="<h2>TOC</h2><ul id='toc'>";
-		$lastlevel=1;
-		$idnum = [0,0,0,0,0,0,0];
-		foreach($lines as &$line){
-			if (substr($line,0,2)=="<h") {
-				$level = substr($line,2,1);
-				if ($level!="r") {
+		$toc = "<h2>TOC</h2><ul id='toc'>";
+		$lastlevel = 1;
+		$idnum = [0, 0, 0, 0, 0, 0, 0];
+		foreach ($lines as &$line) {
+			if (substr($line, 0, 2) == "<h") {
+				$level = substr($line, 2, 1);
+				if ($level != "r") {
 					$level = intval($level);
-					if ($level<$lastlevel) {
-						for($k=$level;$k<$lastlevel; $k++) $toc.="</ul>";
-						for($k=$level+1;$k<count($idnum);$k++) $idnum[$k]=0;
+					if ($level < $lastlevel) {
+						for ($k = $level; $k < $lastlevel; $k++) {
+							$toc .= "</ul>";
+						}
+
+						for ($k = $level + 1; $k < count($idnum); $k++) {
+							$idnum[$k] = 0;
+						}
 					}
-					if ($level>$lastlevel) $toc.="<ul>";
-					$idnum[$level]++;
-					$id = implode("_", array_slice($idnum,1,$level));
-					$href = System::baseUrl()."/help/{$filename}#{$id}";
-					$toc .= "<li><a href='{$href}'>".strip_tags($line)."</a></li>";
-					$line = "<a name='{$id}'></a>".$line;
+
+					if ($level > $lastlevel) {
+						$toc .= "<ul>";
+					}
+
+					$idnum[$level] ++;
+					$id = implode("_", array_slice($idnum, 1, $level));
+					$href = System::baseUrl() . "/help/{$filename}#{$id}";
+					$toc .= "<li><a href='{$href}'>" . strip_tags($line) . "</a></li>";
+					$line = "<a name='{$id}'></a>" . $line;
 					$lastlevel = $level;
 				}
 			}
 		}
-		for($k=0;$k<$lastlevel; $k++) $toc.="</ul>";
-		$html = implode("\n",$lines);
+
+		for ($k = 0; $k < $lastlevel; $k++) {
+			$toc .= "</ul>";
+		}
+
+		$html = implode("\n", $lines);
 
 		$a->page['aside'] = '<div class="help-aside-wrapper widget"><div id="toc-wrapper">' . $toc . '</div>' . $a->page['aside'] . '</div>';
 	}
 
 	return $html;
-
 }