diff --git a/cms/front_content.php b/cms/front_content.php
index 0fb2500..eaeeccd 100644
--- a/cms/front_content.php
+++ b/cms/front_content.php
@@ -1,4 +1,5 @@
 <?php
+
 /**
  * Project:
  * Contenido Content Management System
@@ -42,7 +43,6 @@
  * @link       http://www.contenido.org
  * @since      file available since contenido release <= 4.6
  */
-
 if (!defined("CON_FRAMEWORK")) {
     define("CON_FRAMEWORK", true);
 }
@@ -59,11 +59,10 @@ cInclude("includes", "functions.con2.php");
 cInclude("includes", "functions.api.php");
 cInclude("includes", "functions.pathresolver.php");
 
-if ($cfg["use_pseudocron"] == true)
-{
+if ($cfg["use_pseudocron"] == true) {
     /* Include cronjob-Emulator */
     $oldpwd = getcwd();
-    chdir($cfg["path"]["contenido"].$cfg["path"]["cronjobs"]);
+    chdir($cfg["path"]["contenido"] . $cfg["path"]["cronjobs"]);
     cInclude("includes", "pseudo-cron.inc.php");
     chdir($oldpwd);
 }
@@ -73,16 +72,13 @@ if ($cfg["use_pseudocron"] == true)
  * PHPLIB application development toolkit
  * @see http://sourceforge.net/projects/phplib
  */
-if ($contenido)
-{
+if ($contenido) {
     //Backend
-    page_open(array ('sess' => 'Contenido_Session', 'auth' => 'Contenido_Challenge_Crypt_Auth', 'perm' => 'Contenido_Perm'));
-    i18nInit($cfg["path"]["contenido"].$cfg["path"]["locale"], $belang);
-}
-else
-{
+    page_open(array('sess' => 'Contenido_Session', 'auth' => 'Contenido_Challenge_Crypt_Auth', 'perm' => 'Contenido_Perm'));
+    i18nInit($cfg["path"]["contenido"] . $cfg["path"]["locale"], $belang);
+} else {
     //Frontend
-    page_open(array ('sess' => 'Contenido_Frontend_Session', 'auth' => 'Contenido_Frontend_Challenge_Crypt_Auth', 'perm' => 'Contenido_Perm'));
+    page_open(array('sess' => 'Contenido_Frontend_Session', 'auth' => 'Contenido_Frontend_Challenge_Crypt_Auth', 'perm' => 'Contenido_Perm'));
 }
 
 /**
@@ -106,20 +102,19 @@ $sess->register("errsite_idcat");
 $sess->register("errsite_idart");
 $sess->register("encoding");
 
-if ($cfgClient["set"] != "set")
-{
+if ($cfgClient["set"] != "set") {
     rereadClients();
 }
 
 # Check if this request is for a compressed file
 if ($_GET['action'] == 'get_compressed') {
     # Get the calling parameters
-    $sFilename      = ((isset($_GET['f'])) ? $_GET['f'] : $_GET['amp;f']);
-    $sContentType   = ((isset($_GET['c'])) ? $_GET['c'] : $_GET['amp;c']);
-    
+    $sFilename = ((isset($_GET['f'])) ? $_GET['f'] : $_GET['amp;f']);
+    $sContentType = ((isset($_GET['c'])) ? $_GET['c'] : $_GET['amp;c']);
+
     # Output the file using the class output() function
     Output_Compressor::output($cfgClient[$client]['path']['frontend'] . 'cache/', $sFilename, $sContentType);
-    
+
     # Don't do anything else
     exit();
 }
@@ -127,8 +122,7 @@ if ($_GET['action'] == 'get_compressed') {
 // Call hook after plugins are loaded, added by Murat Purc, 2008-09-07
 CEC_Hook::execute('Contenido.Frontend.AfterLoadPlugins');
 
-if (!isset($encoding) || !is_array($encoding) || count($encoding) == 0)
-{
+if (!isset($encoding) || !is_array($encoding) || count($encoding) == 0) {
     // get encodings of all languages
     $encoding = array();
     $sql = "SELECT idlang, encoding FROM " . $cfg["tab"]["lang"];
@@ -152,18 +146,18 @@ Contenido_Url::getInstance()->getUrlBuilder()->setHttpBasePath($cfgClient[$clien
 if (!isset($lang)) {
 
     // if there is an entry load_lang in frontend/config.php use it, else use the first language of this client
-    if(isset($load_lang)){
+    if (isset($load_lang)) {
         // load_client is set in frontend/config.php
         $lang = $load_lang;
-    }else{
+    } else {
 
         $sql = "SELECT
                     B.idlang
                 FROM
-                    ".$cfg["tab"]["clients_lang"]." AS A,
-                    ".$cfg["tab"]["lang"]." AS B
+                    " . $cfg["tab"]["clients_lang"] . " AS A,
+                    " . $cfg["tab"]["lang"] . " AS B
                 WHERE
-                    A.idclient='".Contenido_Security::toInteger($client)."' AND
+                    A.idclient='" . Contenido_Security::toInteger($client) . "' AND
                     A.idlang = B.idlang
                 LIMIT
                     0,1";
@@ -175,11 +169,12 @@ if (!isset($lang)) {
     }
 }
 
-if (!$sess->is_registered("lang") ) $sess->register("lang");
-if (!$sess->is_registered("client") ) $sess->register("client");
+if (!$sess->is_registered("lang"))
+    $sess->register("lang");
+if (!$sess->is_registered("client"))
+    $sess->register("client");
 
-if (isset ($username))
-{
+if (isset($username)) {
     $auth->login_if(true);
 }
 
@@ -192,8 +187,7 @@ header("Content-Type: text/html; charset={$encoding[$lang]}");
  * if http global logout is set e.g. front_content.php?logout=true
  * log out the current user.
  */
-if (isset ($logout))
-{
+if (isset($logout)) {
     $auth->logout(true);
     $auth->unauth(true);
     $auth->auth["uname"] = "nobody";
@@ -202,8 +196,7 @@ if (isset ($logout))
 /*
  * local configuration
  */
-if (file_exists("config.local.php"))
-{
+if (file_exists("config.local.php")) {
     @ include ("config.local.php");
 }
 
@@ -211,32 +204,26 @@ if (file_exists("config.local.php"))
  * If the path variable was passed, try to resolve it to a Category Id
  * e.g. front_content.php?path=/company/products/
  */
-if (isset($path) && strlen($path) > 1)
-{
+if (isset($path) && strlen($path) > 1) {
     /* Which resolve method is configured? */
-    if ($cfg["urlpathresolve"] == true)
-    {
+    if ($cfg["urlpathresolve"] == true) {
 
         $iLangCheck = 0;
         $idcat = prResolvePathViaURLNames($path, $iLangCheck);
-
-    }
-    else
-    {
+    } else {
         $iLangCheck = 0;
 
         $idcat = prResolvePathViaCategoryNames($path, $iLangCheck);
-        if(($lang != $iLangCheck) && ((int)$iLangCheck != 0)){
+        if (($lang != $iLangCheck) && ((int) $iLangCheck != 0)) {
             $lang = $iLangCheck;
         }
-
     }
 }
 
 // error page
-$aParams = array (
-    'client' => $client, 'idcat' => $errsite_idcat[$client], 'idart' => $errsite_idart[$client], 
-    'lang' => $lang, 'error'=> '1'
+$aParams = array(
+    'client' => $client, 'idcat' => $errsite_idcat[$client], 'idart' => $errsite_idart[$client],
+    'lang' => $lang, 'error' => '1'
 );
 $errsite = 'Location: ' . Contenido_Url::getInstance()->buildRedirect($aParams);
 
@@ -246,66 +233,58 @@ $errsite = 'Location: ' . Contenido_Url::getInstance()->buildRedirect($aParams);
  * Note: These variables can be set via http globals e.g. front_content.php?idcat=41&idart=34&idcatart=35&idartlang=42
  * If not the values will be computed.
  */
-if ($idart && !$idcat && !$idcatart)
-{
+if ($idart && !$idcat && !$idcatart) {
     /* Try to fetch the first idcat */
-    $sql = "SELECT idcat FROM ".$cfg["tab"]["cat_art"]." WHERE idart = '".Contenido_Security::toInteger($idart)."'";
+    $sql = "SELECT idcat FROM " . $cfg["tab"]["cat_art"] . " WHERE idart = '" . Contenido_Security::toInteger($idart) . "'";
     $db->query($sql);
 
-    if ($db->next_record())
-    {
+    if ($db->next_record()) {
         $idcat = $db->f("idcat");
     }
 }
 
-unset ($code);
-unset ($markscript);
+unset($code);
+unset($markscript);
 
-if (!$idcatart)
-{
-    if (!$idart)
-    {
-        if (!$idcat)
-        {
+if (!$idcatart) {
+    if (!$idart) {
+        if (!$idcat) {
             # Note: In earlier Contenido versions the information if an article is startarticle of a category has been stored
             # in relation con_cat_art.
-            if ($cfg["is_start_compatible"] == true)
-            {
+            if ($cfg["is_start_compatible"] == true) {
                 $sql = "SELECT
                             idart,
                             B.idcat
                         FROM
-                            ".$cfg["tab"]["cat_art"]." AS A,
-                            ".$cfg["tab"]["cat_tree"]." AS B,
-                            ".$cfg["tab"]["cat"]." AS C
+                            " . $cfg["tab"]["cat_art"] . " AS A,
+                            " . $cfg["tab"]["cat_tree"] . " AS B,
+                            " . $cfg["tab"]["cat"] . " AS C
                         WHERE
                             A.idcat=B.idcat AND
                             B.idcat=C.idcat AND
                             is_start='1' AND
-                            idclient='".Contenido_Security::toInteger($client)."'
+                            idclient='" . Contenido_Security::toInteger($client) . "'
                         ORDER BY
                             idtree ASC";
-            }
-            else
-            {
+            } else {
                 # Note: Now the information if an article is startarticle of a category is stored in relation con_cat_lang.
                 $sql = "SELECT
                             A.idart,
                             B.idcat
                         FROM
-                            ".$cfg["tab"]["cat_art"]." AS A,
-                            ".$cfg["tab"]["cat_tree"]." AS B,
-                            ".$cfg["tab"]["cat"]." AS C,
-                            ".$cfg["tab"]["cat_lang"]." AS D,
-                            ".$cfg["tab"]["art_lang"]." AS E
+                            " . $cfg["tab"]["cat_art"] . " AS A,
+                            " . $cfg["tab"]["cat_tree"] . " AS B,
+                            " . $cfg["tab"]["cat"] . " AS C,
+                            " . $cfg["tab"]["cat_lang"] . " AS D,
+                            " . $cfg["tab"]["art_lang"] . " AS E
                         WHERE
                             A.idcat=B.idcat AND
                             B.idcat=C.idcat AND
                             D.startidartlang = E.idartlang AND
-                            D.idlang='".Contenido_Security::toInteger($lang)."' AND
+                            D.idlang='" . Contenido_Security::toInteger($lang) . "' AND
                             E.idart=A.idart AND
-                            E.idlang='".Contenido_Security::toInteger($lang)."' AND
-                            idclient='".Contenido_Security::toInteger($client)."'
+                            E.idlang='" . Contenido_Security::toInteger($lang) . "' AND
+                            idclient='" . Contenido_Security::toInteger($client) . "'
                         ORDER BY
                             idtree ASC";
             }
@@ -316,40 +295,34 @@ if (!$idcatart)
                 $idart = $db->f("idart");
                 $idcat = $db->f("idcat");
             } else {
-                if($contenido) {
+                if ($contenido) {
                     cInclude("includes", "functions.i18n.php");
                     die(i18n("No start article for this category"));
                 } else {
-                    if($error == 1) {
+                    if ($error == 1) {
                         die("Fatal error: Could not display error page. Error to display was: 'No start article in this category'");
                     } else {
                         header($errsite);
-						exit;
+                        exit;
                     }
                 }
             }
         } else {
             $idart = -1;
-            if ($cfg["is_start_compatible"] == true)
-            {
-                $sql = "SELECT idart FROM ".$cfg["tab"]["cat_art"]." WHERE idcat='".Contenido_Security::toInteger($idcat)."' AND is_start='1'";
+            if ($cfg["is_start_compatible"] == true) {
+                $sql = "SELECT idart FROM " . $cfg["tab"]["cat_art"] . " WHERE idcat='" . Contenido_Security::toInteger($idcat) . "' AND is_start='1'";
                 $db->query($sql);
 
-                if ($db->next_record())
-                {
+                if ($db->next_record()) {
                     $idart = $db->f("idart");
                 }
-            }
-            else
-            {
-                $sql = "SELECT startidartlang FROM ".$cfg["tab"]["cat_lang"]." WHERE idcat='".Contenido_Security::toInteger($idcat)."' AND idlang='".Contenido_Security::toInteger($lang)."'";
+            } else {
+                $sql = "SELECT startidartlang FROM " . $cfg["tab"]["cat_lang"] . " WHERE idcat='" . Contenido_Security::toInteger($idcat) . "' AND idlang='" . Contenido_Security::toInteger($lang) . "'";
                 $db->query($sql);
 
-                if ($db->next_record())
-                {
-                    if ($db->f("startidartlang") != 0)
-                    {
-                        $sql = "SELECT idart FROM ".$cfg["tab"]["art_lang"]." WHERE idartlang='".Contenido_Security::toInteger($db->f("startidartlang"))."'";
+                if ($db->next_record()) {
+                    if ($db->f("startidartlang") != 0) {
+                        $sql = "SELECT idart FROM " . $cfg["tab"]["art_lang"] . " WHERE idartlang='" . Contenido_Security::toInteger($db->f("startidartlang")) . "'";
                         $db->query($sql);
                         $db->next_record();
                         $idart = $db->f("idart");
@@ -357,36 +330,26 @@ if (!$idcatart)
                 }
             }
 
-            if ($idart != -1)
-            {
-            }
-            else
-            {
+            if ($idart != -1) {
+                
+            } else {
                 // error message in backend
-                if ($contenido)
-                {
+                if ($contenido) {
                     cInclude("includes", "functions.i18n.php");
                     die(i18n("No start article for this category"));
-                }
-                else
-                {
-                    if ($error == 1)
-                    {
+                } else {
+                    if ($error == 1) {
                         echo "Fatal error: Could not display error page. Error to display was: 'No start article in this category'";
-                    }
-                    else
-                    {
+                    } else {
                         header($errsite);
-						exit;
+                        exit;
                     }
                 }
             }
         }
     }
-}
-else
-{
-    $sql = "SELECT idcat, idart FROM ".$cfg["tab"]["cat_art"]." WHERE idcatart='".Contenido_Security::toInteger($idcatart)."'";
+} else {
+    $sql = "SELECT idcat, idart FROM " . $cfg["tab"]["cat_art"] . " WHERE idcatart='" . Contenido_Security::toInteger($idcatart) . "'";
 
     $db->query($sql);
     $db->next_record();
@@ -396,9 +359,8 @@ else
 }
 
 /* Get idcatart */
-if (0 != $idart && 0 != $idcat)
-{
-    $sql = "SELECT idcatart FROM ".$cfg["tab"]["cat_art"]." WHERE idart = '".Contenido_Security::toInteger($idart)."' AND idcat = '".Contenido_Security::toInteger($idcat)."'";
+if (0 != $idart && 0 != $idcat) {
+    $sql = "SELECT idcatart FROM " . $cfg["tab"]["cat_art"] . " WHERE idart = '" . Contenido_Security::toInteger($idart) . "' AND idcat = '" . Contenido_Security::toInteger($idcat) . "'";
 
     $db->query($sql);
     $db->next_record();
@@ -408,10 +370,9 @@ if (0 != $idart && 0 != $idcat)
 
 $idartlang = getArtLang($idart, $lang);
 
-if ($idartlang === false)
-{
+if ($idartlang === false) {
     header($errsite);
-	exit;
+    exit;
 }
 
 /*
@@ -427,8 +388,6 @@ if ($cfg["cache"]["disable"] != '1') {
     $oCacheHandler->start($iStartTime); // $iStartTime ist optional und ist die startzeit des scriptes, z. b. am anfang von fron_content.php
 }
 // END: concache
-
-
 ##############################################
 # BACKEND / FRONTEND EDITING
 ##############################################
@@ -443,44 +402,39 @@ if ($cfg["cache"]["disable"] != '1') {
  * The reason is to avoid cross-site scripting errors in the backend, if the backend domain differs from
  * the frontend domain.
  */
-if ($contenido)
-{
+if ($contenido) {
     $perm->load_permissions();
 
     /* Change mode edit / view */
-    if (isset ($changeview))
-    {
+    if (isset($changeview)) {
         $sess->register("view");
         $view = $changeview;
     }
 
     $col = new InUseCollection;
 
-    if ($overrideid != "" && $overridetype != "")
-    {
+    if ($overrideid != "" && $overridetype != "") {
         $col->removeItemMarks($overridetype, $overrideid);
     }
     /* Remove all own marks */
     $col->removeSessionMarks($sess->id);
     /* If the override flag is set, override a specific InUseItem */
 
-    list ($inUse, $message) = $col->checkAndMark("article", $idartlang, true, i18n("Article is in use by %s (%s)"), true, $cfg['path']['contenido_fullhtml']."external/backendedit/front_content.php?changeview=edit&action=con_editart&idartlang=$idartlang&type=$type&typenr=$typenr&idart=$idart&idcat=$idcat&idcatart=$idcatart&client=$client&lang=$lang");
+    list ($inUse, $message) = $col->checkAndMark("article", $idartlang, true, i18n("Article is in use by %s (%s)"), true, $cfg['path']['contenido_fullhtml'] . "external/backendedit/front_content.php?changeview=edit&action=con_editart&idartlang=$idartlang&type=$type&typenr=$typenr&idart=$idart&idcat=$idcat&idcatart=$idcatart&client=$client&lang=$lang");
 
     $sHtmlInUse = '';
     $sHtmlInUseMessage = '';
-    if ($inUse == true)
-    {
+    if ($inUse == true) {
         $disabled = 'disabled="disabled"';
-        $sHtmlInUseCss = '<link rel="stylesheet" type="text/css" href="'.$cfg['path']['contenido_fullhtml'].'styles/inuse.css" />';
+        $sHtmlInUseCss = '<link rel="stylesheet" type="text/css" href="' . $cfg['path']['contenido_fullhtml'] . 'styles/inuse.css" />';
         $sHtmlInUseMessage = $message;
     }
 
-    $sql = "SELECT locked FROM ".$cfg["tab"]["art_lang"]." WHERE idart='".Contenido_Security::toInteger($idart)."' AND idlang = '".Contenido_Security::toInteger($lang)."'";
+    $sql = "SELECT locked FROM " . $cfg["tab"]["art_lang"] . " WHERE idart='" . Contenido_Security::toInteger($idart) . "' AND idlang = '" . Contenido_Security::toInteger($lang) . "'";
     $db->query($sql);
     $db->next_record();
     $locked = $db->f("locked");
-    if ($locked == 1)
-    {
+    if ($locked == 1) {
         $inUse = true;
         $disabled = 'disabled="disabled"';
     }
@@ -488,47 +442,40 @@ if ($contenido)
     // CEC to check if the user has permission to edit articles in this category
     CEC_Hook::setBreakCondition(false, true); // break at "false", default value "true"
     $allow = CEC_Hook::executeWhileBreakCondition(
-        'Contenido.Frontend.AllowEdit', $lang, $idcat, $idart, $auth->auth['uid']
+                    'Contenido.Frontend.AllowEdit', $lang, $idcat, $idart, $auth->auth['uid']
     );
 
-    if ($perm->have_perm_area_action_item("con_editcontent", "con_editart", $idcat) && $inUse == false && $allow == true)
-    {
+    if ($perm->have_perm_area_action_item("con_editcontent", "con_editart", $idcat) && $inUse == false && $allow == true) {
         /* Create buttons for editing */
         $edit_preview = '<table cellspacing="0" cellpadding="4" border="0">';
 
-        if ($view == "edit")
-        {
+        if ($view == "edit") {
             $edit_preview = '<tr>
                                 <td width="18">
-                                    <a title="Preview" style="font-family: Verdana; font-size: 10px; color: #000000; text-decoration: none" href="'.$sess->url("front_content.php?changeview=prev&idcat=$idcat&idart=$idart").'"><img src="'.$cfg["path"]["contenido_fullhtml"].$cfg["path"]["images"].'but_preview.gif" alt="Preview" title="Preview" border="0"></a>
+                                    <a title="Preview" style="font-family: Verdana; font-size: 10px; color: #000000; text-decoration: none" href="' . $sess->url("front_content.php?changeview=prev&idcat=$idcat&idart=$idart") . '"><img src="' . $cfg["path"]["contenido_fullhtml"] . $cfg["path"]["images"] . 'but_preview.gif" alt="Preview" title="Preview" border="0"></a>
                                 </td>
                                 <td width="18">
-                                    <a title="Preview" style="font-family: Verdana; font-size: 10px; color: #000000; text-decoration: none" href="'.$sess->url("front_content.php?changeview=prev&idcat=$idcat&idart=$idart").'">Preview</a>
+                                    <a title="Preview" style="font-family: Verdana; font-size: 10px; color: #000000; text-decoration: none" href="' . $sess->url("front_content.php?changeview=prev&idcat=$idcat&idart=$idart") . '">Preview</a>
                                 </td>
                             </tr>';
-        }
-        else
-        {
+        } else {
             $edit_preview = '<tr>
                                 <td width="18">
-                                    <a title="Preview" style="font-family: Verdana; font-size: 10px; color: #000000; text-decoration: none" href="'.$sess->url("front_content.php?changeview=edit&idcat=$idcat&idart=$idart").'"><img src="'.$cfg["path"]["contenido_fullhtml"].$cfg["path"]["images"].'but_edit.gif" alt="Preview" title="Preview" border="0"></a>
+                                    <a title="Preview" style="font-family: Verdana; font-size: 10px; color: #000000; text-decoration: none" href="' . $sess->url("front_content.php?changeview=edit&idcat=$idcat&idart=$idart") . '"><img src="' . $cfg["path"]["contenido_fullhtml"] . $cfg["path"]["images"] . 'but_edit.gif" alt="Preview" title="Preview" border="0"></a>
                                 </td>
                                 <td width="18">
-                                    <a title="Preview" style="font-family: Verdana; font-size: 10px; color: #000000; text-decoration: none" href="'.$sess->url("front_content.php?changeview=edit&idcat=$idcat&idart=$idart").'">Edit</a>
+                                    <a title="Preview" style="font-family: Verdana; font-size: 10px; color: #000000; text-decoration: none" href="' . $sess->url("front_content.php?changeview=edit&idcat=$idcat&idart=$idart") . '">Edit</a>
                                 </td>
                             </tr>';
         }
 
         /* Display articles */
-        if ($cfg["is_start_compatible"] == true)
-        {
-            $sql = "SELECT idart, is_start FROM ".$cfg["tab"]["cat_art"]." WHERE idcat='".Contenido_Security::toInteger($idcat)."' ORDER BY idart";
+        if ($cfg["is_start_compatible"] == true) {
+            $sql = "SELECT idart, is_start FROM " . $cfg["tab"]["cat_art"] . " WHERE idcat='" . Contenido_Security::toInteger($idcat) . "' ORDER BY idart";
 
             $db->query($sql);
-        }
-        else
-        {
-            $sql = "SELECT idart FROM ".$cfg["tab"]["cat_art"]." WHERE idcat='".Contenido_Security::toInteger($idcat)."' ORDER BY idart";
+        } else {
+            $sql = "SELECT idart FROM " . $cfg["tab"]["cat_art"] . " WHERE idcat='" . Contenido_Security::toInteger($idcat) . "' ORDER BY idart";
 
             $db->query($sql);
         }
@@ -537,53 +484,41 @@ if ($contenido)
 
         $edit_preview .= '<tr><td colspan="2"><table cellspacing="0" cellpadding="2" border="0"></tr><td style="font-family: verdana; font-size:10; color:#000000; text-decoration:none">Articles in category:<br>';
 
-        while ($db->next_record() && ($db->affected_rows() != 1))
-        {
+        while ($db->next_record() && ($db->affected_rows() != 1)) {
 
             $class = "font-family:'Verdana'; font-size:10; color:#000000; text-decoration: underline; font-weight:normal";
-            if (!isset ($idart))
-            {
-                if (isStartArticle(getArtLang($idart, $lang), $idcat, $lang))
-                {
+            if (!isset($idart)) {
+                if (isStartArticle(getArtLang($idart, $lang), $idcat, $lang)) {
                     $class = "font-family: verdana; font-size:10; color:#000000; text-decoration: underline ;font-weight:bold";
                 }
-            }
-            else
-            {
-                if ($idart == $db->f("idart"))
-                {
+            } else {
+                if ($idart == $db->f("idart")) {
                     $class = "font-family: verdana; font-size:10; color:#000000; text-decoration: underline; font-weight:bold";
                 }
             }
 
-            $edit_preview .= "<a style=\"$class\" href=\"".$sess->url("front_content.php?idart=".$db->f("idart")."&idcat=$idcat")."\">$a</a>&nbsp;";
-            $a ++;
+            $edit_preview .= "<a style=\"$class\" href=\"" . $sess->url("front_content.php?idart=" . $db->f("idart") . "&idcat=$idcat") . "\">$a</a>&nbsp;";
+            $a++;
         }
 
         $edit_preview .= '</td></tr></table></td></tr></table>';
-
     }
-
 } // end if $contenido
 
 
 /* If mode is 'edit' and user has permission to edit articles in the current category  */
-if ($inUse == false && $allow == true && $view == "edit" && ($perm->have_perm_area_action_item("con_editcontent", "con_editart", $idcat)))
-{
+if ($inUse == false && $allow == true && $view == "edit" && ($perm->have_perm_area_action_item("con_editcontent", "con_editart", $idcat))) {
     cInclude("includes", "functions.tpl.php");
     cInclude("includes", "functions.con.php");
-    include ($cfg["path"]["contenido"].$cfg["path"]["includes"]."include.con_editcontent.php");
-}
-else
-{
+    include ($cfg["path"]["contenido"] . $cfg["path"]["includes"] . "include.con_editcontent.php");
+} else {
 
 ##############################################
 # FRONTEND VIEW
 ##############################################
 
     /* Mark submenuitem 'Preview' in the Contenido Backend (Area: Contenido --> Articles --> Preview) */
-    if ($contenido)
-    {
+    if ($contenido) {
         $markscript = markSubMenuItem(4, true);
     }
 
@@ -593,10 +528,10 @@ else
     $sql = "SELECT
                 createcode
             FROM
-                ".$cfg["tab"]["cat_art"]."
+                " . $cfg["tab"]["cat_art"] . "
             WHERE
-                idcat = '".Contenido_Security::toInteger($idcat)."' AND
-                idart = '".Contenido_Security::toInteger($idart)."'";
+                idcat = '" . Contenido_Security::toInteger($idcat) . "' AND
+                idart = '" . Contenido_Security::toInteger($idart) . "'";
 
     $db->query($sql);
     $db->next_record();
@@ -606,44 +541,36 @@ else
     ##############################################
 
     /* Check if code is expired, create new code if needed */
-    if($db->f("createcode") == 0 && $force == 0 && $cfg['dceModEdit']['use'] !== true && $cfg['dceLayEdit']['use'] !== true) {
-        $sql = "SELECT code FROM ".$cfg["tab"]["code"]." WHERE idcatart = '".Contenido_Security::toInteger($idcatart)."' AND idlang = '".Contenido_Security::toInteger($lang)."'";
+    if ($db->f("createcode") == 0 && $force == 0 && $cfg['dceModEdit']['use'] !== true && $cfg['dceLayEdit']['use'] !== true) {
+        $sql = "SELECT code FROM " . $cfg["tab"]["code"] . " WHERE idcatart = '" . Contenido_Security::toInteger($idcatart) . "' AND idlang = '" . Contenido_Security::toInteger($lang) . "'";
         $db->query($sql);
 
-        if ($db->num_rows() == 0)
-        {
+        if ($db->num_rows() == 0) {
             /* Include here for performance reasons */
             cInclude("includes", "functions.tpl.php");
 
             conGenerateCode($idcat, $idart, $lang, $client);
 
-            $sql = "SELECT code FROM ".$cfg["tab"]["code"]." WHERE idcatart = '".Contenido_Security::toInteger($idcatart)."' AND idlang = '".Contenido_Security::toInteger($lang)."'";
+            $sql = "SELECT code FROM " . $cfg["tab"]["code"] . " WHERE idcatart = '" . Contenido_Security::toInteger($idcatart) . "' AND idlang = '" . Contenido_Security::toInteger($lang) . "'";
             $db->query($sql);
         }
 
-        if ($db->next_record())
-        {
+        if ($db->next_record()) {
             $code = stripslashes($db->f("code"));
-        }
-        else
-        {
+        } else {
             if ($contenido)
                 $code = "echo \"No code available.\";";
-            else
-            {
-                if ($error == 1)
-                {
+            else {
+                if ($error == 1) {
                     echo "Fatal error: Could not display error page. Error to display was: 'No code available'";
-                }
-                else
-                {
+                } else {
                     header($errsite);
-					exit;
+                    exit;
                 }
             }
         }
     } else {
-        $sql = "DELETE FROM ".$cfg["tab"]["code"]." WHERE idcatart = '".Contenido_Security::toInteger($idcatart)."'";
+        $sql = "DELETE FROM " . $cfg["tab"]["code"] . " WHERE idcatart = '" . Contenido_Security::toInteger($idcatart) . "'";
         $db->query($sql);
 
         cInclude("includes", "functions.con.php");
@@ -652,7 +579,7 @@ else
 
         conGenerateCode($idcat, $idart, $lang, $client);
 
-        $sql = "SELECT code FROM ".$cfg["tab"]["code"]." WHERE idcatart = '".Contenido_Security::toInteger($idcatart)."' AND idlang = '".Contenido_Security::toInteger($lang)."'";
+        $sql = "SELECT code FROM " . $cfg["tab"]["code"] . " WHERE idcatart = '" . Contenido_Security::toInteger($idcatart) . "' AND idlang = '" . Contenido_Security::toInteger($lang) . "'";
 
         $db->query($sql);
         $db->next_record();
@@ -670,7 +597,7 @@ else
     }
 
     /* Check if category is public */
-    $sql = "SELECT public FROM ".$cfg["tab"]["cat_lang"]." WHERE idcat='".Contenido_Security::toInteger($idcat)."' AND idlang='".Contenido_Security::toInteger($lang)."'";
+    $sql = "SELECT public FROM " . $cfg["tab"]["cat_lang"] . " WHERE idcat='" . Contenido_Security::toInteger($idcat) . "' AND idlang='" . Contenido_Security::toInteger($lang) . "'";
 
     $db->query($sql);
     $db->next_record();
@@ -680,80 +607,68 @@ else
     ##############################################
     # protected categories
     ##############################################
-    if ($public == 0)
-    {
-        if ($auth->auth["uid"] == "nobody")
-        {
-            $sql = "SELECT user_id, value FROM ".$cfg["tab"]["user_prop"]." WHERE type='frontend' and name='allowed_ip'";
+    if ($public == 0) {
+        if ($auth->auth["uid"] == "nobody") {
+            $sql = "SELECT user_id, value FROM " . $cfg["tab"]["user_prop"] . " WHERE type='frontend' and name='allowed_ip'";
             $db->query($sql);
 
-            while ($db->next_record())
-            {
+            while ($db->next_record()) {
                 $user_id = $db->f("user_id");
 
                 $range = urldecode($db->f("value"));
                 $slash = strpos($range, "/");
 
-                if ($slash == false)
-                {
+                if ($slash == false) {
                     $netmask = "255.255.255.255";
                     $network = $range;
-                }
-                else
-                {
+                } else {
                     $network = substr($range, 0, $slash);
-                    $netmask = substr($range, $slash +1, strlen($range) - $slash -1);
+                    $netmask = substr($range, $slash + 1, strlen($range) - $slash - 1);
                 }
 
-                if (IP_match($network, $netmask, $_SERVER["REMOTE_ADDR"]))
-                {
+                if (IP_match($network, $netmask, $_SERVER["REMOTE_ADDR"])) {
                     $sql = "SELECT idright
-                            FROM ".$cfg["tab"]["rights"]." AS A,
-                                 ".$cfg["tab"]["actions"]." AS B,
-                                 ".$cfg["tab"]["area"]." AS C
-                             WHERE B.name = 'front_allow' AND C.name = 'str' AND A.user_id = '".Contenido_Security::escapeDB($user_id, $db2)."' AND A.idcat = '".Contenido_Security::toInteger($idcat)."'
+                            FROM " . $cfg["tab"]["rights"] . " AS A,
+                                 " . $cfg["tab"]["actions"] . " AS B,
+                                 " . $cfg["tab"]["area"] . " AS C
+                             WHERE B.name = 'front_allow' AND C.name = 'str' AND A.user_id = '" . Contenido_Security::escapeDB($user_id, $db2) . "' AND A.idcat = '" . Contenido_Security::toInteger($idcat) . "'
                                     AND A.idarea = C.idarea AND B.idaction = A.idaction";
 
                     $db2 = new DB_Contenido;
                     $db2->query($sql);
 
-                    if ($db2->num_rows() > 0)
-                    {
+                    if ($db2->num_rows() > 0) {
                         $auth->auth["uid"] = $user_id;
                         $validated = 1;
                     }
                 }
             }
-            if ($validated != 1)
-            {
+            if ($validated != 1) {
                 // CEC to check category access
                 CEC_Hook::setBreakCondition(true, false); // break at "true", default value "false"
                 $allow = CEC_Hook::executeWhileBreakCondition(
-                    'Contenido.Frontend.CategoryAccess', $lang, $idcat, $auth->auth['uid']
+                                'Contenido.Frontend.CategoryAccess', $lang, $idcat, $auth->auth['uid']
                 );
                 $auth->login_if(!$allow);
             }
-        }
-        else
-        {
+        } else {
             // CEC to check category access
             CEC_Hook::setBreakCondition(true, false); // break at "true", default value "false"
             $allow = CEC_Hook::executeWhileBreakCondition(
-                'Contenido.Frontend.CategoryAccess', $lang, $idcat, $auth->auth['uid']
+                            'Contenido.Frontend.CategoryAccess', $lang, $idcat, $auth->auth['uid']
             );
 
             /*
-                added 2008-11-18 Timo Trautmann
-                in backendeditmode also check if logged in backenduser has permission to view preview of page
-            */
+              added 2008-11-18 Timo Trautmann
+              in backendeditmode also check if logged in backenduser has permission to view preview of page
+             */
             if ($allow == false && $contenido && $perm->have_perm_area_action_item("con_editcontent", "con_editart", $idcat)) {
                 $allow = true;
             }
 
-            if (!$allow)
-            {
+            if (!$allow) {
                 header($errsite);
-				exit;
+                exit;
             }
         }
     }
@@ -767,24 +682,18 @@ else
     /*
      * Check if an article is start article of the category
      */
-    if ($cfg["is_start_compatible"] == true)
-    {
-        $sql = "SELECT is_start FROM ".$cfg["tab"]["cat_art"]." WHERE idcatart='".Contenido_Security::toInteger($idcatart)."'";
+    if ($cfg["is_start_compatible"] == true) {
+        $sql = "SELECT is_start FROM " . $cfg["tab"]["cat_art"] . " WHERE idcatart='" . Contenido_Security::toInteger($idcatart) . "'";
         $db->query($sql);
         $db->next_record();
         $isstart = $db->f("is_start");
-    }
-    else
-    {
-        $sql = "SELECT startidartlang FROM ".$cfg["tab"]["cat_lang"]." WHERE idcat='".Contenido_Security::toInteger($idcat)."' AND idlang = '".Contenido_Security::toInteger($lang)."'";
+    } else {
+        $sql = "SELECT startidartlang FROM " . $cfg["tab"]["cat_lang"] . " WHERE idcat='" . Contenido_Security::toInteger($idcat) . "' AND idlang = '" . Contenido_Security::toInteger($lang) . "'";
         $db->query($sql);
         $db->next_record();
-        if ($db->f("idartlang") == $idartlang)
-        {
+        if ($db->f("idartlang") == $idartlang) {
             $isstart = 1;
-        }
-        else
-        {
+        } else {
             $isstart = 0;
         }
     }
@@ -792,18 +701,15 @@ else
     ##############################################
     # time management
     ##############################################
-    $sql = "SELECT timemgmt FROM ".$cfg["tab"]["art_lang"]." WHERE idart='".Contenido_Security::toInteger($idart)."' AND idlang = '".Contenido_Security::toInteger($lang)."'";
+    $sql = "SELECT timemgmt FROM " . $cfg["tab"]["art_lang"] . " WHERE idart='" . Contenido_Security::toInteger($idart) . "' AND idlang = '" . Contenido_Security::toInteger($lang) . "'";
     $db->query($sql);
     $db->next_record();
 
-    if (($db->f("timemgmt") == "1") && ($isstart != 1))
-    {
-        $sql = "SELECT online, redirect, redirect_url FROM ".$cfg["tab"]["art_lang"]." WHERE idart='".Contenido_Security::toInteger($idart)."' AND idlang = '".Contenido_Security::toInteger($lang)."'
+    if (($db->f("timemgmt") == "1") && ($isstart != 1)) {
+        $sql = "SELECT online, redirect, redirect_url FROM " . $cfg["tab"]["art_lang"] . " WHERE idart='" . Contenido_Security::toInteger($idart) . "' AND idlang = '" . Contenido_Security::toInteger($lang) . "'
                 AND NOW() > datestart AND NOW() < dateend";
-    }
-    else
-    {
-        $sql = "SELECT online, redirect, redirect_url FROM ".$cfg["tab"]["art_lang"]." WHERE idart='".Contenido_Security::toInteger($idart)."' AND idlang = '".Contenido_Security::toInteger($lang)."'";
+    } else {
+        $sql = "SELECT online, redirect, redirect_url FROM " . $cfg["tab"]["art_lang"] . " WHERE idart='" . Contenido_Security::toInteger($idart) . "' AND idlang = '" . Contenido_Security::toInteger($lang) . "'";
     }
 
     $db->query($sql);
@@ -813,15 +719,14 @@ else
     $redirect = $db->f("redirect");
     $redirect_url = $db->f("redirect_url");
 
-    @ eval ("\$"."redirect_url = \"$redirect_url\";"); // transform variables
+    @ eval("\$" . "redirect_url = \"$redirect_url\";"); // transform variables
 
     $insert_base = getEffectiveSetting('generator', 'basehref', "true");
 
     /*
      * generate base url
      */
-    if ($insert_base == "true")
-    {
+    if ($insert_base == "true") {
         $is_XHTML = getEffectiveSetting('generator', 'xhtml', "false");
 
         $str_base_uri = $cfgClient[$client]["path"]["htmlpath"];
@@ -830,21 +735,19 @@ else
         $str_base_uri = CEC_Hook::executeAndReturn('Contenido.Frontend.BaseHrefGeneration', $str_base_uri);
 
         if ($is_XHTML == "true") {
-            $baseCode = '<base href="'.$str_base_uri.'" />';
+            $baseCode = '<base href="' . $str_base_uri . '" />';
         } else {
-            $baseCode = '<base href="'.$str_base_uri.'">';
+            $baseCode = '<base href="' . $str_base_uri . '">';
         }
 
-        $code = str_ireplace_once("<head>", "<head>\n".$baseCode, $code);
+        $code = str_ireplace_once("<head>", "<head>\n" . $baseCode, $code);
     }
 
     /*
      * Handle online (offline) articles
      */
-    if ($online)
-    {
-        if ($redirect == '1' && $redirect_url != '')
-        {
+    if ($online) {
+        if ($redirect == '1' && $redirect_url != '') {
             page_close();
             /*
              * Redirect to the URL defined in article properties
@@ -860,12 +763,9 @@ else
             }
             header("Location: $redirect_url");
             exit;
-        }
-        else
-        {
-            if ($cfg["debug"]["codeoutput"])
-            {
-                echo "<textarea>".clHtmlSpecialChars($code)."</textarea>";
+        } else {
+            if ($cfg["debug"]["codeoutput"]) {
+                echo "<textarea>" . clHtmlSpecialChars($code) . "</textarea>";
             }
 
             /*
@@ -876,11 +776,11 @@ else
 
             $aExclude = explode(',', getEffectiveSetting('frontend.no_outputbuffer', 'idart', ''));
             if (in_array(Contenido_Security::toInteger($idart), $aExclude)) {
-                eval ("?>\n".$code."\n<?php\n");
+                eval("?>\n" . $code . "\n<?php\n");
             } else {
                 // write html output into output buffer and assign it to an variable
                 ob_start();
-                eval ("?>\n".$code."\n<?php\n");
+                eval("?>\n" . $code . "\n<?php\n");
                 $htmlCode = ob_get_contents();
                 ob_end_clean();
 
@@ -893,26 +793,17 @@ else
                 // print output
                 echo $htmlCode;
             }
-
         }
-    }
-    else
-    {
+    } else {
         # if user is in the backend display offline articles
-        if ($contenido)
-        {
-            eval ("?>\n".$code."\n<?php\n");
-        }
-        else
-        {
-            if ($error == 1)
-            {
+        if ($contenido) {
+            eval("?>\n" . $code . "\n<?php\n");
+        } else {
+            if ($error == 1) {
                 echo "Fatal error: Could not display error page. Error to display was: 'No contenido session variable set. Probable error cause: Start article in this category is not set on-line.'";
-            }
-            else
-            {
+            } else {
                 header($errsite);
-				exit;
+                exit;
             }
         }
     }
@@ -934,13 +825,11 @@ if ($cfg["cache"]["disable"] != '1') {
 /*
  * configuration settings after the site is displayed.
  */
-if (file_exists("config.after.php"))
-{
+if (file_exists("config.after.php")) {
     @ include ("config.after.php");
 }
 
-if (isset ($savedlang))
-{
+if (isset($savedlang)) {
     $lang = $savedlang;
 }