Index: branches/5.3.x/core/units/themes/theme_item.php
===================================================================
diff -u -N -r15483 -r16124
--- branches/5.3.x/core/units/themes/theme_item.php	(.../theme_item.php)	(revision 15483)
+++ branches/5.3.x/core/units/themes/theme_item.php	(.../theme_item.php)	(revision 16124)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: theme_item.php 14244 2011-03-16 20:53:41Z alex $
+* @version	$Id: theme_item.php 16124 2015-01-01 14:06:22Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -56,4 +56,32 @@
 
 			return $res;
 		}
-	}
\ No newline at end of file
+
+		/**
+		 * Returns full path to stylesheet file.
+		 *
+		 * @param boolean $as_url Allows to return url to stylesheet file instead of it's path.
+		 *
+		 * @return string|boolean
+		 */
+		public function getStylesheetFile($as_url = false)
+		{
+			$stylesheet_file = ltrim($this->GetDBField('StylesheetFile') ?: 'inc/style.css', '/');
+
+			$theme_path = FULL_PATH . '/themes/' . $this->GetDBField('Name');
+			$stylesheet_file = $theme_path . '/' . $stylesheet_file;
+
+			if ( !file_exists($stylesheet_file) ) {
+				return false;
+			}
+
+			if ( $as_url ) {
+				/** @var FileHelper $file_helper */
+				$file_helper = $this->Application->recallObject('FileHelper');
+
+				return $file_helper->pathToUrl($stylesheet_file);
+			}
+
+			return $stylesheet_file;
+		}
+	}