title: zoom in & zoom out image with the help of slider
body: <p>I want to make a slider that zoom in or out image like :-
  <a href="http://test.dpetroff.ru/jquery.iviewer/test/" rel="nofollow">http://test.dpetroff.ru/jquery.iviewer/test/</a>
  or
  <a href="http://www.zkoss.org/zkdemo/input/slider" rel="nofollow">http://www.zkoss.org/zkdemo/input/slider</a></p>
  
  <p>please help me </p>