%script{:type=>"text/javascript"}
  var hblProto = document.location.protocol == 'https:' ? "https:" : "http:";
  document.write(unescape('%3Cscript src=\'' + hblProto + '//static.olark.com/js/wc.js\' type=\'text/javascript\'%3E%3C/script%3E'));
=link_to('Olark Livehelp','http://olark.com/#9950-456-10-7766',:id=>"hbl_code")	
%script{:type=>"text/javascript"}
  wc_init()

http://www.olark.com/portal/

olark service using with rails and haml / использование Olark сервиса с Rails и Haml

rails

Rails