//credits to http://www.alohatechsupport.net/webdesignmaui/maui-web-site-design/easy_jquery_auto_image_rotator.html
var refreshInterval;

function theRotator() {
    //Set the opacity of all images to 0
    $('div.rotator ul li').css({ opacity: 0.0 });

    //Get the first image and display it (gets set to full opacity)
    $('div.rotator ul li:first').css({ opacity: 1.0 });

    //Call the rotator function to run the slideshow, 6000 = change to next image after 6 seconds

    refreshInterval = setInterval('rotate()', 7000);

}

var stoprotate = false;

function setImage(id) {

    clearInterval(refreshInterval);

    $('div.rotator ul li').each(function() {
        $(this).removeClass('show').css({ opacity: 0.0 });
    });
  
    //$('div.rotator ul li.show').removeClass('show').css({ opacity: 0.0 });
   
    //alert(current.attr('id'));
    //Hide the current image
    //current.removeClass('show');

    $('#' + id).addClass('show').css({ opacity: 1.0 });
    //Set the fade in effect for the next image, the show class has higher z-index
    //next.addClass('show');

    SetButton(id);

    refreshInterval = setInterval('rotate()', 7000);
}

function rotate() {

    
    //Get the first image
  
    var current = ($('div.rotator ul li.show') ? $('div.rotator ul li.show') : $('div.rotator ul li:first'));
   
    
    if (current.length == 0) current = $('div.rotator ul li:first');

    //Get next image, when it reaches the end, rotate it back to the first image
    var next = ((current.next().length) ? ((current.next().hasClass('show')) ? $('div.rotator ul li:first') : current.next()) : $('div.rotator ul li:first'));
    var id = next.attr('id');
    
    SetButton(id);
    //Un-comment the 3 lines below to get the images in random order

    //var sibs = current.siblings();
    //var rndNum = Math.floor(Math.random() * sibs.length );
    //var next = $( sibs[ rndNum ] );


    //Set the fade in effect for the next image, the show class has higher z-index
    next.css({ opacity: 0.0 })
	.addClass('show')
	.animate({ opacity: 1.0 }, 500);

    //Hide the current image
    current.animate({ opacity: 0.0 }, 500)
	.removeClass('show');

   
};



$(window).load(function() {
    //Load the slideshow
    theRotator();
    $('div.rotator').fadeIn(500);
    $('div.rotator ul li').fadeIn(500); // tweek for IE
   
});