// Header picture slideshow
function slideSwitch() {
  var $active = $('#headerSlideShow a.active');

  if ( $active.length == 0 ) $active = $('#headerSlideShow a:last');

  var $next =  $active.next().length ? $active.next()
    : $('#headerSlideShow a:first');

  $active.addClass('last-active');

  $next.css({opacity: 0.0})
    .addClass('active')
    .animate({opacity: 1.0}, 1000, function() {
        $active.removeClass('active last-active');
    });
}

// Document ready
$(document).ready(function(){
  // Header picture slideshow start
  $(function() {
    setInterval( "slideSwitch()", 5000 );
  });
});