/*** 
    Simple jQuery Slideshow Script
    Released by Jon Raasch (jonraasch.com) under FreeBSD license: free to use or modify, not responsible for anything, etc.  Please link out to me if you like it :)
***/

function slideSwitch() {
    var $active = $('#slideshow IMG.active');

    if ( $active.length == 0 ) $active = $('#slideshow IMG:last');

    // use this to pull the images in the order they appear in the markup
    var $next =  $active.next().length ? $active.next()
        : $('#slideshow IMG:first');

    // uncomment the 3 lines below to pull the images in random order
    
    // var $sibs  = $active.siblings();
    // var rndNum = Math.floor(Math.random() * $sibs.length );
    // var $next  = $( $sibs[ rndNum ] );


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

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

    var _iId = $next.attr("id");
    $('#ImageGalleryIndex IMG').attr("src", "./img/point-gray.png");

    var _imgF = $('#ImageGalleryIndex').find("#d" + _iId);
    _imgF.attr("src", "./img/point-green.png");

    igSetCaption($next.attr("rel"));
}

$(function() {
    setInterval( "slideSwitch()", 5000 );
});

function igGoToImg(_iId) {
    //var $active = $('#slideshow IMG.active');
    //$active.addClass('last-active');
    $('#slideshow IMG').removeClass('active');
    $('#slideshow IMG').removeClass('last-active');
    $('#ImageGalleryIndex IMG').attr("src", "./img/point-gray.png");
    $("#" + _iId).addClass('active');
    $('#ImageGalleryIndex').find("#d" + _iId).attr("src", "./img/point-green.png");

    igSetCaption($("#" + _iId).attr("rel"));
}

function igSetCaption(_cpt) {
    if (_cpt == "")
        $("#ImageGalleryCaption").hide();
    else {
        $("#ImageGalleryCaption").show();
        $("#ImageGalleryCaptionBody").html(_cpt);
    }   
}

$(document).ready(function () {
    igSetCaption($('#slideshow IMG:first').attr("rel"));
});