diff --git a/cms/includes/functions.navigation.php b/cms/includes/functions.navigation.php
index 624a679..066a31d 100644
--- a/cms/includes/functions.navigation.php
+++ b/cms/includes/functions.navigation.php
@@ -1,4 +1,5 @@
 <?php
+
 /**
  * Project: 
  * Contenido Content Management System
@@ -17,20 +18,17 @@
  *
  *   $Id$:
  */
-
-if(!defined('CON_FRAMEWORK')) {
-  die('Illegal call');
+if (!defined('CON_FRAMEWORK')) {
+    die('Illegal call');
 }
 
-
 // create Navigation array for one level
-function createNavigationArray($start_id, $db) 
-{
+function createNavigationArray($start_id, $db) {
     global $user, $cfg, $client, $lang, $auth;
-    
+
     $navigation = array();
-	$FrontendPermissionCollection = new FrontendPermissionCollection;
-	
+    $FrontendPermissionCollection = new FrontendPermissionCollection;
+
 //	SECURITY-FIX
     $sql = "SELECT
                 A.idcat,
@@ -38,254 +36,223 @@ function createNavigationArray($start_id, $db)
                 C.public,
                 C.idcatlang
             FROM
-                ".$cfg["tab"]["cat_tree"]." AS A,
-                ".$cfg["tab"]["cat"]." AS B,
-                ".$cfg["tab"]["cat_lang"]." AS C
+                " . $cfg["tab"]["cat_tree"] . " AS A,
+                " . $cfg["tab"]["cat"] . " AS B,
+                " . $cfg["tab"]["cat_lang"] . " AS C
             WHERE
                 A.idcat     = B.idcat   AND
                 B.idcat     = C.idcat   AND
-                B.idclient  = '".Contenido_Security::escapeDB($client, $db)."' AND
-                C.idlang    = '".Contenido_Security::escapeDB($lang, $db)."' AND
+                B.idclient  = '" . Contenido_Security::escapeDB($client, $db) . "' AND
+                C.idlang    = '" . Contenido_Security::escapeDB($lang, $db) . "' AND
                 C.visible   = '1'       AND
-                B.parentid  = '".Contenido_Security::escapeDB($start_id, $db)."'
+                B.parentid  = '" . Contenido_Security::escapeDB($start_id, $db) . "'
             ORDER BY
                 A.idtree";
     $db->query($sql);
 
-    while($db->next_record()) 
-    {	
-    	$cat_id = $db->f("idcat");
-    	$cat_idlang = $db->f("idcatlang");
-		$visible=false;
-		if($db->f("public")!=0){
-			$visible = true;
-		}elseif(($auth->auth['uid']!='')&&($auth->auth['uid']!='nobody')){
-			$FrontendGroupMemberCollection = new FrontendGroupMemberCollection;
+    while ($db->next_record()) {
+        $cat_id = $db->f("idcat");
+        $cat_idlang = $db->f("idcatlang");
+        $visible = false;
+        if ($db->f("public") != 0) {
+            $visible = true;
+        } elseif (($auth->auth['uid'] != '') && ($auth->auth['uid'] != 'nobody')) {
+            $FrontendGroupMemberCollection = new FrontendGroupMemberCollection;
 
-			$FrontendGroupMemberCollection->setWhere("idfrontenduser",$auth->auth['uid']);
-			$FrontendGroupMemberCollection->query();
-			$groups = array();
-			while ($member = $FrontendGroupMemberCollection->next()){
-   				$groups[] = $member->get("idfrontendgroup");
-			}
-		}
-		if(count($groups)>0){
-			for($i=0;$i<count($groups);$i++){
-				if($FrontendPermissionCollection->checkPerm($groups[$i],'category','access',$cat_idlang, true)){
-					$visible=true;
-				}
-			}
-		}
-		if($visible){
-			$navigation[$cat_id] = array("idcat"  => $cat_id,
-                                         "name"   => $db->f("name"),
-                                         "target" => '_self', # you can not call getTarget($cat_id, &$db) at this point with the same db instance!			
-                                         "public" => $db->f("public"));
-		}    
+            $FrontendGroupMemberCollection->setWhere("idfrontenduser", $auth->auth['uid']);
+            $FrontendGroupMemberCollection->query();
+            $groups = array();
+            while ($member = $FrontendGroupMemberCollection->next()) {
+                $groups[] = $member->get("idfrontendgroup");
+            }
+        }
+        if (count($groups) > 0) {
+            for ($i = 0; $i < count($groups); $i++) {
+                if ($FrontendPermissionCollection->checkPerm($groups[$i], 'category', 'access', $cat_idlang, true)) {
+                    $visible = true;
+                }
+            }
+        }
+        if ($visible) {
+            $navigation[$cat_id] = array("idcat" => $cat_id,
+                "name" => $db->f("name"),
+                "target" => '_self', # you can not call getTarget($cat_id, &$db) at this point with the same db instance!			
+                "public" => $db->f("public"));
+        }
     } // end while
 
     $db->free();
 
-    return  $navigation;
+    return $navigation;
 }
 
-
 /**
  * Return target of a given category id  
  * 
  * @deprecated
  */
 function getTarget($cat_id, $db) {
-	global $cfg, $client, $lang;
+    global $cfg, $client, $lang;
 
 // SECURITY-FIX
     $sql = "SELECT
             	a.external_redirect AS ext
             FROM
-                ".$cfg["tab"]["art_lang"]." AS a,
-                ".$cfg["tab"]["cat_art"]." AS b,
-                ".$cfg["tab"]["cat"]." AS c
+                " . $cfg["tab"]["art_lang"] . " AS a,
+                " . $cfg["tab"]["cat_art"] . " AS b,
+                " . $cfg["tab"]["cat"] . " AS c
             WHERE
-                b.idcat     = '".Contenido_Security::escapeDB($cat_id, $db)."' AND
-                c.idclient  = '".Contenido_Security::escapeDB($client, $db)."' AND
+                b.idcat     = '" . Contenido_Security::escapeDB($cat_id, $db) . "' AND
+                c.idclient  = '" . Contenido_Security::escapeDB($client, $db) . "' AND
                 c.idcat     = b.idcat AND
                 a.idart     = b.idart AND
-                a.idlang    = '".Contenido_Security::escapeDB($lang, $db)."'";
+                a.idlang    = '" . Contenido_Security::escapeDB($lang, $db) . "'";
 
-        	$db->query($sql);
-        	$db->next_record();
+    $db->query($sql);
+    $db->next_record();
 
-        	$target = ( $db->f('ext') == 0 ) ? '_self' : '_blank';
-        	
-	$db->free();
-	return $target;
+    $target = ( $db->f('ext') == 0 ) ? '_self' : '_blank';
+
+    $db->free();
+    return $target;
 }
 
 /**
  * Return true if $parentid is parent of $catid
  */
-
 function isParent($parentid, $catid, $db) {
-	
 
-	global $cfg, $client, $lang;
-		//	SECURITY-FIX	
-	$sql = "SELECT
+
+    global $cfg, $client, $lang;
+    //	SECURITY-FIX	
+    $sql = "SELECT
 			a.parentid
 			FROM
-				".$cfg["tab"]["cat"]." AS a,
-				".$cfg["tab"]["cat_lang"]." AS b
+				" . $cfg["tab"]["cat"] . " AS a,
+				" . $cfg["tab"]["cat_lang"] . " AS b
 			WHERE
-				a.idclient  = '". Contenido_Security::escapeDB($client, $db)."' AND
-				b.idlang    = '".Contenido_Security::escapeDB($lang, $db)."' AND
+				a.idclient  = '" . Contenido_Security::escapeDB($client, $db) . "' AND
+				b.idlang    = '" . Contenido_Security::escapeDB($lang, $db) . "' AND
 				a.idcat     = b.idcat AND
-				a.idcat   = '".Contenido_Security::escapeDB($catid, $db)."'";
+				a.idcat   = '" . Contenido_Security::escapeDB($catid, $db) . "'";
 
-	$db->query($sql);
-	$db->next_record();
+    $db->query($sql);
+    $db->next_record();
 
-	$pre = $db->f("parentid");
-	
-	if($parentid == $pre)
-	{
-		return true;
-	}
-	else
-	{
-		return false;
-	}
+    $pre = $db->f("parentid");
+
+    if ($parentid == $pre) {
+        return true;
+    } else {
+        return false;
+    }
 }
 
 function getParent($preid, &$db) {
 
-	global $cfg, $client, $lang;
+    global $cfg, $client, $lang;
 
 //	SECURITY-FIX
-	$sql = "SELECT
+    $sql = "SELECT
 			a.parentid
 			FROM
-				".$cfg["tab"]["cat"]." AS a,
-				".$cfg["tab"]["cat_lang"]." AS b
+				" . $cfg["tab"]["cat"] . " AS a,
+				" . $cfg["tab"]["cat_lang"] . " AS b
 			WHERE
-				a.idclient  = '".Contenido_Security::escapeDB($client, $db)."' AND
-				b.idlang    = '".Contenido_Security::escapeDB($lang, $db)."' AND
+				a.idclient  = '" . Contenido_Security::escapeDB($client, $db) . "' AND
+				b.idlang    = '" . Contenido_Security::escapeDB($lang, $db) . "' AND
 				a.idcat     = b.idcat AND
-				a.idcat   = '".Contenido_Security::escapeDB($preid, $db)."'";
+				a.idcat   = '" . Contenido_Security::escapeDB($preid, $db) . "'";
 
-	$db->query($sql);
-	
-	if ($db->next_record())
-	{
-		return $db->f("parentid");
-	}else
-	{
-		return false;
-	}
+    $db->query($sql);
 
+    if ($db->next_record()) {
+        return $db->f("parentid");
+    } else {
+        return false;
+    }
 }
 
-function getLevel($catid, &$db) 
-{
-	global $cfg, $client, $lang;
+function getLevel($catid, &$db) {
+    global $cfg, $client, $lang;
 
 //	SECURITY-FIX
-	$sql = "SELECT
+    $sql = "SELECT
 				level
 			FROM
-				".$cfg["tab"]["cat_tree"]."
+				" . $cfg["tab"]["cat_tree"] . "
 			WHERE
-				idcat = '". Contenido_Security::escapeDB($catid, $db)."' ";
-				
-	$db->query($sql);
+				idcat = '" . Contenido_Security::escapeDB($catid, $db) . "' ";
 
-	if ($db->next_record())
-	{
-		return $db->f("level");
-	}else
-	{
-		return false;
-	}
-	
+    $db->query($sql);
+
+    if ($db->next_record()) {
+        return $db->f("level");
+    } else {
+        return false;
+    }
 }
 
-
 /**
  * Return path of a given category up to a certain level  
  */
 function getCategoryPath($cat_id, $level, $reverse = true, &$db) {
-	$root_path = array();
+    $root_path = array();
 
-	array_push($root_path, $cat_id);
+    array_push($root_path, $cat_id);
 
-	$parent_id = $cat_id;
-	
-	while (getLevel($parent_id, $db) != false AND getLevel($parent_id, $db) > $level AND getLevel($parent_id, $db) >= 0) 
-	{
-	
-		$parent_id = getParent($parent_id, $db); 
-		if ($parent_id != false)
-		{
-			array_push($root_path, $parent_id);
-		}
-		
-	}
-	
-	if ($reverse == true)
-	{
-		$root_path = array_reverse($root_path);
-	}
-	
-	return $root_path;
-	
+    $parent_id = $cat_id;
+
+    while (getLevel($parent_id, $db) != false AND getLevel($parent_id, $db) > $level AND getLevel($parent_id, $db) >= 0) {
+
+        $parent_id = getParent($parent_id, $db);
+        if ($parent_id != false) {
+            array_push($root_path, $parent_id);
+        }
+    }
+
+    if ($reverse == true) {
+        $root_path = array_reverse($root_path);
+    }
+
+    return $root_path;
 }
 
-
 /**
  * Return location string of a given category
  */
-function getLocationString($iStartCat, $level, $seperator, $sLinkStyleClass, $sTextStyleClass, $fullweblink = false, $reverse = true, $mod_rewrite = true, $db) 
-{
-	global $sess, $cfgClient, $client;
-	
-	$aCatPath = getCategoryPath($iStartCat, $level, $reverse, $db);
-	
-	if(is_array($aCatPath) AND count($aCatPath) > 0)
-	{
-		$aLocation = array();
-		foreach($aCatPath as $value)
-		{
-			if (!$fullweblink)
-			{
-				if ($mod_rewrite == true)
-				{
-					$linkUrl = $sess->url("index-a-$value.html");
-				}else
-				{
-					$linkUrl = $sess->url("front_content.php?idcat=$value");
-				}
-			}else
-			{	
-				if ($mod_rewrite == true)
-				{
-					$linkUrl = $sess->url($cfgClient[$client]["path"]["htmlpath"] . "index-a-$value.html");
-				}else
-				{
-					$linkUrl = $sess->url($cfgClient[$client]["path"]["htmlpath"] . "front_content.php?idcat=$value");
-				}
-			}
-			$name = getCategoryName($value, $db);
-			$aLocation[] = '<a href="'.$linkUrl.'" class="'.$sLinkStyleClass.'"><nobr>'.$name.'</nobr></a>';
-		
-		}
-	}
-	
-	$sLocation = implode($seperator, $aLocation);
-	$sLocation = '<span class="'.$sTextStyleClass.'">'.$sLocation.'</span>';
-	
-	
-	return $sLocation;	
-}
+function getLocationString($iStartCat, $level, $seperator, $sLinkStyleClass, $sTextStyleClass, $fullweblink = false, $reverse = true, $mod_rewrite = true, $db) {
+    global $sess, $cfgClient, $client;
 
+    $aCatPath = getCategoryPath($iStartCat, $level, $reverse, $db);
+
+    if (is_array($aCatPath) AND count($aCatPath) > 0) {
+        $aLocation = array();
+        foreach ($aCatPath as $value) {
+            if (!$fullweblink) {
+                if ($mod_rewrite == true) {
+                    $linkUrl = $sess->url("index-a-$value.html");
+                } else {
+                    $linkUrl = $sess->url("front_content.php?idcat=$value");
+                }
+            } else {
+                if ($mod_rewrite == true) {
+                    $linkUrl = $sess->url($cfgClient[$client]["path"]["htmlpath"] . "index-a-$value.html");
+                } else {
+                    $linkUrl = $sess->url($cfgClient[$client]["path"]["htmlpath"] . "front_content.php?idcat=$value");
+                }
+            }
+            $name = getCategoryName($value, $db);
+            $aLocation[] = '<a href="' . $linkUrl . '" class="' . $sLinkStyleClass . '"><nobr>' . $name . '</nobr></a>';
+        }
+    }
+
+    $sLocation = implode($seperator, $aLocation);
+    $sLocation = '<span class="' . $sTextStyleClass . '">' . $sLocation . '</span>';
+
+
+    return $sLocation;
+}
 
 /**
  *
@@ -296,38 +263,33 @@ function getLocationString($iStartCat, $level, $seperator, $sLinkStyleClass, $sT
  *
  * @copyright four for business AG <www.4fb.de>
  */
- 
-function getSubTree($idcat_start, $db)
-{
+function getSubTree($idcat_start, $db) {
     global $client, $cfg;
 
     //	SECURITY-FIX
     $sql = "SELECT
                 B.idcat, A.level
             FROM
-                ".$cfg["tab"]["cat_tree"]." AS A,
-                ".$cfg["tab"]["cat"]." AS B
+                " . $cfg["tab"]["cat_tree"] . " AS A,
+                " . $cfg["tab"]["cat"] . " AS B
             WHERE
                 A.idcat  = B.idcat AND
-                idclient = '". Contenido_Security::escapeDB($client, $db)."'
+                idclient = '" . Contenido_Security::escapeDB($client, $db) . "'
             ORDER BY
                 idtree";
 
     $db->query($sql);
 
-    $subCats	= false;
-	$curLevel	= 0;
-    while ($db->next_record())
-    {
-		if ($db->f("idcat") == $idcat_start)
-		{
-			$curLevel = $db->f("level");
-			$subCats = true;
-		} else if ($db->f("level") <= $curLevel)	// ending part of tree
-		{ 
-			$subCats = false;
-		}
-        
+    $subCats = false;
+    $curLevel = 0;
+    while ($db->next_record()) {
+        if ($db->f("idcat") == $idcat_start) {
+            $curLevel = $db->f("level");
+            $subCats = true;
+        } else if ($db->f("level") <= $curLevel) { // ending part of tree
+            $subCats = false;
+        }
+
         if ($subCats == true) { //echo "true"; echo $db->f("idcat"); echo "<br>";
             $deeper_cats[] = $db->f("idcat");
         }
@@ -335,39 +297,36 @@ function getSubTree($idcat_start, $db)
     return $deeper_cats;
 }
 
-function getTeaserDeeperCategories($iIdcat, $db)
-{
-	global $client, $cfg, $lang;
-	
-	//	SECURITY-FIX	
-	$sql = "SELECT
+function getTeaserDeeperCategories($iIdcat, $db) {
+    global $client, $cfg, $lang;
+
+    //	SECURITY-FIX	
+    $sql = "SELECT
                B.parentid, B.idcat
             FROM
-                ".$cfg["tab"]["cat_tree"]." AS A,
-                ".$cfg["tab"]["cat"]." AS B,
-				".$cfg["tab"]["cat_lang"]." AS C
+                " . $cfg["tab"]["cat_tree"] . " AS A,
+                " . $cfg["tab"]["cat"] . " AS B,
+				" . $cfg["tab"]["cat_lang"] . " AS C
             WHERE
                 A.idcat  = B.idcat AND
 				B.idcat  = C.idcat AND
-				C.idlang = '". Contenido_Security::escapeDB($lang, $db)."' AND
+				C.idlang = '" . Contenido_Security::escapeDB($lang, $db) . "' AND
 				C.visible = '1' AND
-                B.idclient = '". Contenido_Security::escapeDB($client, $db) ."'
+                B.idclient = '" . Contenido_Security::escapeDB($client, $db) . "'
             ORDER BY
                 idtree";
-	$db->query($sql);
+    $db->query($sql);
+
+    $subCats = false;
+    $curLevel = 0;
+    while ($db->next_record()) {
+        if ($db->f("idcat") == $iIdcat) {
+            $curLevel = $db->f("level");
+            $subCats = true;
+        } else if ($curLevel == $db->f("level")) { // ending part of tree
+            $subCats = false;
+        }
 
-    $subCats	= false;
-	$curLevel	= 0;
-	while ($db->next_record()) {
-		if ($db->f("idcat") == $iIdcat)
-		{
-			$curLevel = $db->f("level");
-			$subCats = true;
-		} else if ($curLevel == $db->f("level"))	// ending part of tree
-		{
-			$subCats = false;
-		}
-        
         if ($subCats == true) {
             $deeper_cats[] = $db->f("idcat");
         }
@@ -384,42 +343,38 @@ function getTeaserDeeperCategories($iIdcat, $db)
  *
  * @copyright four for business AG <www.4fb.de>
  */
- 
-function getProtectedSubTree($idcat_start, $db)
-{
+function getProtectedSubTree($idcat_start, $db) {
     global $client, $cfg, $lang;
-	
-	//	SECURITY-FIX
+
+    //	SECURITY-FIX
     $sql = "SELECT
                 B.parentid, B.idcat
             FROM
-                ".$cfg["tab"]["cat_tree"]." AS A,
-                ".$cfg["tab"]["cat"]." AS B,
-				".$cfg["tab"]["cat_lang"]." AS C
+                " . $cfg["tab"]["cat_tree"] . " AS A,
+                " . $cfg["tab"]["cat"] . " AS B,
+				" . $cfg["tab"]["cat_lang"] . " AS C
             WHERE
                 A.idcat  = B.idcat AND
 				B.idcat  = C.idcat AND
-				C.idlang = '".Contenido_Security::escapeDB($lang, $db)."' AND
+				C.idlang = '" . Contenido_Security::escapeDB($lang, $db) . "' AND
 				C.visible = '1' AND
 				C.public = '1' AND
-                B.idclient = '".Contenido_Security::escapeDB($client, $db)."'
+                B.idclient = '" . Contenido_Security::escapeDB($client, $db) . "'
             ORDER BY
                 idtree";
-                
+
     $db->query($sql);
 
-    $subCats	= false;
-	$curLevel	= 0;
-    while ( $db->next_record() ) {
-		if ($db->f("idcat") == $idcat_start)
-		{
-			$curLevel = $db->f("level");
-			$subCats = true;
-		} else if ($curLevel == $db->f("level"))	// ending part of tree
-		{
-			$subCats = false;
-		}
-        
+    $subCats = false;
+    $curLevel = 0;
+    while ($db->next_record()) {
+        if ($db->f("idcat") == $idcat_start) {
+            $curLevel = $db->f("level");
+            $subCats = true;
+        } else if ($curLevel == $db->f("level")) { // ending part of tree
+            $subCats = false;
+        }
+
         if ($subCats == true) { //echo "true"; echo $db->f("idcat"); echo "<br>";
             $deeper_cats[] = $db->f("idcat");
         }
@@ -427,42 +382,37 @@ function getProtectedSubTree($idcat_start, $db)
     return $deeper_cats;
 }
 
-
-
 /**
  * Return category name  
  */
-
 function getCategoryName($cat_id, &$db) {
-    
+
     global $cfg, $client, $lang;
-	
-		//	SECURITY-FIX
+
+    //	SECURITY-FIX
     $sql = "SELECT
                 *
             FROM
-                ".$cfg["tab"]["cat"]." AS A,
-                ".$cfg["tab"]["cat_lang"]." AS B
+                " . $cfg["tab"]["cat"] . " AS A,
+                " . $cfg["tab"]["cat_lang"] . " AS B
             WHERE
                 A.idcat     = B.idcat   AND
-                A.idcat     = '". Contenido_Security::escapeDB($cat_id, $db)."' AND
-                A.idclient  = '".Contenido_Security::escapeDB($client, $db)."' AND
-                B.idlang    = '".Contenido_Security::escapeDB($lang, $db)."'   
+                A.idcat     = '" . Contenido_Security::escapeDB($cat_id, $db) . "' AND
+                A.idclient  = '" . Contenido_Security::escapeDB($client, $db) . "' AND
+                B.idlang    = '" . Contenido_Security::escapeDB($lang, $db) . "'   
 			";
 
     $db->query($sql);
-       
-    if ($db->next_record())
-    {            
-    	$cat_name = $db->f("name");
-    	return  $cat_name;
+
+    if ($db->next_record()) {
+        $cat_name = $db->f("name");
+        return $cat_name;
+    } else {
+        return '';
     }
-    else
-    {	
-    	return '';
-    }
-    
-} // end function
+}
+
+// end function
 
 // get direct subcategories of a given category 
 function getSubCategories($parent_id, $db) {
@@ -470,37 +420,36 @@ function getSubCategories($parent_id, $db) {
     $subcategories = array();
 
     global $cfg, $client, $lang;
-    
+
 //	SECURITY-FIX
     $sql = "SELECT
                 A.idcat
             FROM
-                ".$cfg["tab"]["cat_tree"]." AS A,
-                ".$cfg["tab"]["cat"]." AS B,
-                ".$cfg["tab"]["cat_lang"]." AS C
+                " . $cfg["tab"]["cat_tree"] . " AS A,
+                " . $cfg["tab"]["cat"] . " AS B,
+                " . $cfg["tab"]["cat_lang"] . " AS C
             WHERE
                 A.idcat     = B.idcat   AND
                 B.idcat     = C.idcat   AND
-                B.idclient  = '". Contenido_Security::escapeDB($client, $db)."' AND
-                C.idlang    = '".Contenido_Security::escapeDB($lang, $db)."'   AND
+                B.idclient  = '" . Contenido_Security::escapeDB($client, $db) . "' AND
+                C.idlang    = '" . Contenido_Security::escapeDB($lang, $db) . "'   AND
                 C.visible   = '1'       AND
 				C.public    = '1'       AND
-                B.parentid  = '".Contenido_Security::escapeDB($parent_id, $db)."'
+                B.parentid  = '" . Contenido_Security::escapeDB($parent_id, $db) . "'
             ORDER BY
                 A.idtree";
 
     $db->query($sql);
 
-    while ( $db->next_record() ) {
+    while ($db->next_record()) {
 
         $subcategories[] = $db->f("idcat");
-
     } // end while
 
-    return  $subcategories;
-
-} // end function
+    return $subcategories;
+}
 
+// end function
 
 // get direct subcategories with protected categories
 function getProtectedSubCategories($parent_id, $db) {
@@ -514,59 +463,59 @@ function getProtectedSubCategories($parent_id, $db) {
     $sql = "SELECT
                 A.idcat
             FROM
-                ".$cfg["tab"]["cat_tree"]." AS A,
-                ".$cfg["tab"]["cat"]." AS B,
-                ".$cfg["tab"]["cat_lang"]." AS C
+                " . $cfg["tab"]["cat_tree"] . " AS A,
+                " . $cfg["tab"]["cat"] . " AS B,
+                " . $cfg["tab"]["cat_lang"] . " AS C
             WHERE
                 A.idcat     = B.idcat   AND
                 B.idcat     = C.idcat   AND
-                B.idclient  = '".Contenido_Security::escapeDB($client, $db)."' AND
-                C.idlang    = '".Contenido_Security::escapeDB($lang, $db)."'   AND
-                B.parentid  = '".Contenido_Security::escapeDB($parent_id, $db)."'
+                B.idclient  = '" . Contenido_Security::escapeDB($client, $db) . "' AND
+                C.idlang    = '" . Contenido_Security::escapeDB($lang, $db) . "'   AND
+                B.parentid  = '" . Contenido_Security::escapeDB($parent_id, $db) . "'
             ORDER BY
                 A.idtree";
 
     $db->query($sql);
 
-    while ( $db->next_record() ) {
+    while ($db->next_record()) {
 
         $subcategories[] = $db->f("idcat");
-
     } // end while
 
-    return  $subcategories;
+    return $subcategories;
+}
 
-} // end function
+// end function
 
 function checkCatPermission($idcatlang, $public) {
-	#Check if current user has permissions to access cat
+    #Check if current user has permissions to access cat
 
-	global $auth;
-	
-	$oDB = new DB_Contenido;
-	
-	$FrontendPermissionCollection = new FrontendPermissionCollection;
-	$visible=false;
+    global $auth;
 
-	if($public!=0){
-		$visible = true;
-	}elseif(($auth->auth['uid']!='')&&($auth->auth['uid']!='nobody')){
-		$FrontendGroupMemberCollection = new FrontendGroupMemberCollection;
-		$FrontendGroupMemberCollection->setWhere("idfrontenduser",$auth->auth['uid']);
-		$FrontendGroupMemberCollection->query();
-		$groups = array();
-		while ($member = $FrontendGroupMemberCollection->next()){
-			$groups[] = $member->get("idfrontendgroup");
-		}
-	}
-	if(count($groups)>0){
-		for($i=0;$i<count($groups);$i++){
-			if($FrontendPermissionCollection->checkPerm($groups[$i],'category','access',$idcatlang, true)){
-				$visible=true;
-			}
-		}
-	}
-	
-	return $visible;
-}
-?>
\ No newline at end of file
+    $oDB = new DB_ConLite();
+
+    $FrontendPermissionCollection = new FrontendPermissionCollection;
+    $visible = false;
+
+    if ($public != 0) {
+        $visible = true;
+        $groups = array();
+    } elseif (($auth->auth['uid'] != '') && ($auth->auth['uid'] != 'nobody')) {
+        $FrontendGroupMemberCollection = new FrontendGroupMemberCollection;
+        $FrontendGroupMemberCollection->setWhere("idfrontenduser", $auth->auth['uid']);
+        $FrontendGroupMemberCollection->query();
+        $groups = array();
+        while ($member = $FrontendGroupMemberCollection->next()) {
+            $groups[] = $member->get("idfrontendgroup");
+        }
+    }
+    if (count($groups) > 0) {
+        for ($i = 0; $i < count($groups); $i++) {
+            if ($FrontendPermissionCollection->checkPerm($groups[$i], 'category', 'access', $idcatlang, true)) {
+                $visible = true;
+            }
+        }
+    }
+
+    return $visible;
+}
\ No newline at end of file