$(document).ready( function() {
  $(".bigImage").noContext();
  $('#slider img:first').css("display", "block");
  $('#slider').slideshow({
    timeout: 5000, type: 'sequence', pauselink: 'pauseBtn',
    pausecallback: function(self) { self.css('backgroundImage', 'url(/images/site/iconPlay.png)'); },
    playcallback: function(self) { self.css('backgroundImage', 'url(/images/site/iconPause.png)'); },
    nextlink: 'nextSlideBtn', prevlink: 'prevSlideBtn'
  });
});