The original file has on line 41
PHP Code:
 */ 
and on line 42
PHP Code:
  require($template->get_template_dir('html_header.php',DIR_WS_TEMPLATE, $current_page_base,'common'). '/html_header.php'); 
Compare the original file with the file on site. Probably a missing semicolon, comma, apostrophe or other typoin line 42 or higher up.
Start with line 42 and go up.