/**
* @author mbraun
* Requires jQuery 1.3.1
*/

var stack = [];
 var img;
  img = new Image(980,204);
  img.src = '/img/products/valves_hdr_bg.jpg';
 $(img).bind('load', function() { 
     stack.push(this);
 });
 img = new Image(980,204);
 img.src = '/img/capabilities/capabilities_hdr_bg.jpg';
 $(img).bind('load', function() { 
     stack.push(this); 
 });
 img = new Image(980,204);
 img.src = '/img/about/about_hdr_bg.jpg';
 $(img).bind('load', function() { 
     stack.push(this); 
 });
 img = new Image(980,204);
 img.src = '/img/contact/contact_hdr_bg.jpg';
 $(img).bind('load', function() { 
     stack.push(this); 
 });
 
  // start slideshow 
  $('#slideshow_holder').cycle({ 
      timeout:  4000, 
      before:   onBefore 
  }); 

  // add images to slideshow 
  function onBefore(curr, next, opts) {
      if (opts.addSlide) // <-- important!
          $(".header_container .leader").addClass("slideshow_on"); 
          while(stack.length) 
              opts.addSlide(stack.pop());  
  };