Index: branches/unlabeled/unlabeled-1.12.2/core/kernel/parser/tags.php
===================================================================
diff -u -r5899 -r5946
--- branches/unlabeled/unlabeled-1.12.2/core/kernel/parser/tags.php	(.../tags.php)	(revision 5899)
+++ branches/unlabeled/unlabeled-1.12.2/core/kernel/parser/tags.php	(.../tags.php)	(revision 5946)
@@ -260,6 +260,10 @@
 		// $tag->Prefix - l_TagProcessor
 		$tmp = $this->Application->processPrefix($this->Processor);
 
+		if (isset($this->NamedParams['_ignore_missing_'])) {
+			if (!$this->Application->prefixRegistred($tmp['prefix'])) return '';
+		}
+
 		$processor =& $this->Application->recallObject($tmp['prefix'].'_TagProcessor'); // $this->Processor
 
 		$tmp=explode('_',$tmp['prefix'],2);
@@ -383,7 +387,11 @@
 		}
 		else {
 			$prefix = $this->getPrefixSpecial();
+			if (isset($this->NamedParams['_ignore_missing_'])) {
+				if (!$this->Application->prefixRegistred($prefix)) return array();
+			}
 		}
+
 		$code[] = '$tmp = $application->processPrefix("'.$prefix.'");'."\n";
 
 		/*if (!isset($this->Application->CompilationCache[$this->getPrefixSpecial()])) {
Index: branches/unlabeled/unlabeled-1.61.2/core/kernel/processors/main_processor.php
===================================================================
diff -u -r5911 -r5946
--- branches/unlabeled/unlabeled-1.61.2/core/kernel/processors/main_processor.php	(.../main_processor.php)	(revision 5911)
+++ branches/unlabeled/unlabeled-1.61.2/core/kernel/processors/main_processor.php	(.../main_processor.php)	(revision 5946)
@@ -650,9 +650,13 @@
 
 	function RenderElements($params)
 	{
+		if (!isset($params['elements']) || !$params['elements']) return;
 		$elements = explode(',',$params['elements']);
 		if (isset($params['skip']) && $params['skip']) {
-			$skip = explode(',',$params['skip']);
+			$tmp_skip = explode(',',$params['skip']);
+			foreach ($tmp_skip as $elem) {
+				$skip[] = trim($elem);
+			}
 		}
 		else {
 			$skip = array();
@@ -662,9 +666,9 @@
 		foreach ($elements as $an_element)
 		{
 			$cur = trim($an_element);
-			if (in_array($an_element,$skip)) continue;
+			if (in_array($cur,$skip)) continue;
 			$pass_params = $params;
-			$pass_params['name'] = trim($an_element);
+			$pass_params['name'] = $cur;
 			$o .= $this->ParseBlock($pass_params);
 		}
 		return $o;