diff --git a/render_boost.module b/render_boost.module
index 81a09fc..eafa403 100644
--- a/render_boost.module
+++ b/render_boost.module
@@ -86,20 +86,24 @@ function render_boost_checksum($element) {
   return $checksum;
 }
 
-function render_boost_sanitize_form(&$element){
+/**
+ *
+ */
+function render_boost_sanitize_form(&$element) {
   static $deep;
-  
-  if(!$deep){
+
+  if (!$deep) {
     $deep = 1;
-  }else{
-    $deep ++;
   }
-  
-  if($deep > 3){
+  else {
+    $deep++;
+  }
+
+  if ($deep > 3) {
     return;
   }
-  
-  if(is_array($element)){
+
+  if (is_array($element)) {
     if (isset($element['form_token'])) {
       unset($element['form_token']);
     }
@@ -115,17 +119,20 @@ function render_boost_sanitize_form(&$element){
     if (isset($element['#attached'])) {
       unset($element['#attached']);
     }
-    foreach($element as $key => $value){
+    foreach ($element as $key => $value) {
       render_boost_sanitize_form($value);
       $element[$key] = $value;
     }
   }
 }
 
-function render_boost_sanitize_objects(&$item, $key){
-  if(is_object($item)){
+/**
+ *
+ */
+function render_boost_sanitize_objects(&$item, $key) {
+  if (is_object($item)) {
     $item = render_boost_get_object_values($item);
-    if(isset($item['created'])){
+    if (isset($item['created'])) {
       unset($item['created']);
     }
   }
@@ -158,19 +165,22 @@ function render_boost_store_cache($checksum, $data) {
   $config = variable_get('render_boost_settings');
 
   $expire_after = $config['expire'] ? $config['expire'] : 3600;
-  $expire = REQUEST_TIME + $expire_after ;
+  $expire = REQUEST_TIME + $expire_after;
   cache_set($checksum, $data, 'cache_render', $expire);
   $_render_boost_devel['store'] = $_render_boost_devel['store'] + (render_boost_microtime_float() - $now);
 }
 
-function render_boost_store_checksums($checksum = NULL){
+/**
+ *
+ */
+function render_boost_store_checksums($checksum = NULL) {
   static $checksums;
-  
-  if(!$checksums){
+
+  if (!$checksums) {
     $checksums = array();
   }
-  
-  if($checksum){
+
+  if ($checksum) {
     $checksums[] = $checksum;
   }
   return $checksums;
@@ -195,29 +205,29 @@ function render_boost_get_cache($checksum) {
 
   if ($cache = cache_get($checksum, 'cache_render')) {
 
-    if(isset($cache->data['js'])){
-      foreach($cache->data['js'] as $key => $val){
+    if (isset($cache->data['js'])) {
+      foreach ($cache->data['js'] as $key => $val) {
         drupal_add_js($key, $val['type']);
       }
     }
-    if(isset($cache->data['css'])){
-      foreach($cache->data['css'] as $key => $val){
+    if (isset($cache->data['css'])) {
+      foreach ($cache->data['css'] as $key => $val) {
         drupal_add_css($key, $val);
       }
     }
-    if(isset($cache->data['settings'])){
-      foreach($cache->data['settings'] as $key => $val){
+    if (isset($cache->data['settings'])) {
+      foreach ($cache->data['settings'] as $key => $val) {
         drupal_add_js($val, 'setting');
       }
     }
-    
-    $return = '<!-- cached:' . $checksum. ' -->' . $cache->data['output'] . '<!-- /cached:' . $checksum. ' -->';
+
+    $return = '<!-- cached:' . $checksum . ' -->' . $cache->data['output'] . '<!-- /cached:' . $checksum . ' -->';
   }
   $checksums[$checksum] = $return;
   render_boost_store_checksums($checksum);
   $_render_boost_devel['get'] = $_render_boost_devel['get'] + (render_boost_microtime_float() - $now);
 
-  return $return ;
+  return $return;
 }
 
 /**
@@ -225,11 +235,11 @@ function render_boost_get_cache($checksum) {
  */
 function render_boost_enable_forms_states_attaches($elements) {
   if (!empty($elements['#states'])) {
-//    drupal_process_states($elements);
+    //    drupal_process_states($elements);
   }
 
   if (!empty($elements['#attached'])) {
-//    drupal_process_attached($elements);
+    //    drupal_process_attached($elements);
   }
   foreach ($elements as $key => $val) {
     if (is_array($val)) {
@@ -242,20 +252,19 @@ function render_boost_enable_forms_states_attaches($elements) {
  * Main function. Replace drupal_render function.
  */
 function render_boost_drupal_render(&$elements) {
- 
-  
+
   $output = render_boost_render($elements);
   preg_match_all('/<!-- render_boost_form:(.*?):(.*?) --\>/', $output, $matches);
-  
+
   if (!empty($matches[0])) {
     $form_storage = render_boost_form_storage();
-    
+
     foreach ($matches[2] as $key => $form_serial_number) {
       $rendered_element = $form_storage[$form_serial_number]['render'];
       $output = str_replace($matches[0][$key], $rendered_element, $output);
     }
   }
-  
+
   return $output;
 }
 
@@ -271,12 +280,12 @@ function render_boost_render(&$elements) {
   if ($elements === $empty_array) {
     return "";
   }
-  
+
   if (isset($elements['#markup'])) {
     // No cache for markup.
     return render_boost_original_render($elements);
   }
-  
+
   if (isset($elements['#ajax'])) {
     // No cache for markup.
     return render_boost_original_render($elements);
@@ -306,7 +315,7 @@ function render_boost_render(&$elements) {
 
     $output = render_boost_get_cache($check_sum);
     if (FALSE === $output) {
-      
+
       $scripts_before = drupal_add_js();
       $css_before = drupal_add_css();
       $output = render_boost_original_render($elements);
@@ -318,31 +327,31 @@ function render_boost_render(&$elements) {
         $scripts_keys_before = array_keys($scripts_before);
         $scripts_keys_after = array_keys($scripts_after);
 
-        if($diff = array_diff($scripts_keys_after,$scripts_keys_before)){
-          foreach($diff as $key){
+        if ($diff = array_diff($scripts_keys_after, $scripts_keys_before)) {
+          foreach ($diff as $key) {
             $data['js'][$key] = $scripts_after[$key];
           }
         }
-        
+
         $data_keys_before = array_keys($scripts_before['settings']['data']);
         $data_keys_after = array_keys($scripts_after['settings']['data']);
 
-        if($diff = array_diff($data_keys_after,$data_keys_before)){
-          foreach($diff as $key){
+        if ($diff = array_diff($data_keys_after, $data_keys_before)) {
+          foreach ($diff as $key) {
             $data['settings'][$key] = $scripts_after['settings']['data'][$key];
           }
         }
-        
+
         $css_keys_before = array_keys($css_before);
         $css_keys_after = array_keys($css_after);
-        
-        if($diff = array_diff($css_keys_after,$css_keys_before)){
-          foreach($diff as $key){
+
+        if ($diff = array_diff($css_keys_after, $css_keys_before)) {
+          foreach ($diff as $key) {
             $data['css'][$key] = $css_after[$key];
           }
         }
         render_boost_store_cache($check_sum, $data);
-        
+
       }
     }
   }
@@ -529,68 +538,73 @@ function render_boost_original_render(&$elements) {
   return $output;
 }
 
-function render_boost_form_storage($form_id = NULL, $form_render = NULL){
+/**
+ *
+ */
+function render_boost_form_storage($form_id = NULL, $form_render = NULL) {
   static $form_storage;
-  if($form_render){
+  if ($form_render) {
     if ($cache = cache_get($form_id, 'cache_render')) {
       $subcaches = cache_get_multiple($cache->data, 'cache_render');
 
       $checksums = &drupal_static('render_boost_get_cache');
-      
+
       $tmplist = array();
-      foreach($cache->data as $form_chksum){
+      foreach ($cache->data as $form_chksum) {
         $tmplist[$form_chksum] = $form_chksum;
       }
-      foreach($subcaches as $checksum => $subcache){
+      foreach ($subcaches as $checksum => $subcache) {
         unset($tmplist[$checksum]);
-        
-        if(isset($checksums[$checksum])){
+
+        if (isset($checksums[$checksum])) {
           continue;
         }
         $checksums[$checksum] = $subcache->data['output'];
-        if(isset($subcache->data['js'])){
-          foreach($subcache->data['js'] as $key => $val){
+        if (isset($subcache->data['js'])) {
+          foreach ($subcache->data['js'] as $key => $val) {
             drupal_add_js($key, $val['type']);
           }
         }
-        if(isset($subcache->data['css'])){
-          foreach($subcache->data['css'] as $key => $val){
+        if (isset($subcache->data['css'])) {
+          foreach ($subcache->data['css'] as $key => $val) {
             drupal_add_css($key, $val);
           }
         }
-        if(isset($subcache->data['settings'])){
-          foreach($subcache->data['settings'] as $key => $val){
+        if (isset($subcache->data['settings'])) {
+          foreach ($subcache->data['settings'] as $key => $val) {
             drupal_add_js($val, 'setting');
           }
         }
       }
-      
-      foreach($tmplist as $form_chksum){
+
+      foreach ($tmplist as $form_chksum) {
         $checksums[$form_chksum] = '';
       }
       $form_storage[] = array(
         'elements' => $form_render,
-        'render' => render_boost_original_render($form_render)
+        'render' => render_boost_original_render($form_render),
       );
-    }else{
-    
+    }
+    else {
+
       $before = render_boost_store_checksums();
       $form_storage[] = array(
         'elements' => $form_render,
-        'render' => render_boost_original_render($form_render)
+        'render' => render_boost_original_render($form_render),
       );
       $after = render_boost_store_checksums();
-      
-      if($diff = array_diff($after,$before)){
+
+      if ($diff = array_diff($after, $before)) {
         $config = variable_get('render_boost_settings');
         $expire_after = $config['expire'] ? $config['expire'] : 3600;
-        $expire = REQUEST_TIME + $expire_after ;
+        $expire = REQUEST_TIME + $expire_after;
         cache_set($form_id, $diff, 'cache_render', $expire);
       }
     }
-    
+
     return count($form_storage) - 1;
-  }else{
+  }
+  else {
     return $form_storage;
   }
 }