Index: branches/RC/core/units/themes/themes_tag_processor.php
===================================================================
diff -u -N -r9236 -r10098
--- branches/RC/core/units/themes/themes_tag_processor.php	(.../themes_tag_processor.php)	(revision 9236)
+++ branches/RC/core/units/themes/themes_tag_processor.php	(.../themes_tag_processor.php)	(revision 10098)
@@ -9,13 +9,13 @@
 				// no stylesheet is associated with current theme
 				return '';
 			}
-			
+
 			$css_url = $this->Application->BaseURL('/kernel/stylesheets');
 			$css_path = rtrim( str_replace( $this->Application->BaseURL(), FULL_PATH.'/', $css_url), '/' );
 
 			$last_compiled = $object->GetDBField('LastCompiled');
 
-			$style_name = strtolower( $object->GetDBField('StyleName') );
+			$style_name = mb_strtolower( $object->GetDBField('StyleName') );
 
 			if( file_exists($css_path.'/'.$style_name.'-'.$last_compiled.'.css') )
 			{
@@ -51,11 +51,11 @@
 
 			return '<link rel="stylesheet" rev="stylesheet" href="'.$ret.'" type="text/css" media="screen" />';
 		}
-		
+
 		function SelectedTheme($params)
 		{
 			$object =& $this->getObject($params);
 			return $object->GetDBField('ThemeId') == $this->Application->GetVar('m_theme');
-		}			
+		}
 	}
 ?>
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