$j(document).ready(function() {      
    
    //Execute the slideShow
    if ($j("#gallery"))
       //slideShow("gallery", 6000);
    if ($j("#topgal"))
       slideShow("topgal", 5000);
});
 
function slideShow(id, tm) {
 
    //Set the opacity of all images to 0
    $j('#'+id+' a').css({opacity: 0.0});
    
    //Get the first image and display it (set it to full opacity)
    $j('#'+id+' a:first').css({opacity: 1.0});
    
    //Set the caption background to semi-transparent
    $j('#'+id+' .caption').css({opacity: 0.6});
 
    //Resize the width of the caption according to the image width
    $j('#'+id+' .caption').css({width: $j('#'+id+' a').find('img').css('width')});
    
    //Get the caption of the first image from REL attribute and display it
    $j('#'+id+' .content').html($j('#'+id+' a:first').find('img').attr('rel')).animate({opacity: 1.1}, 400);
    
    //Call the gallery function to run the slideshow, 6000 = change to next image after 6 seconds
    gal = 'gallery("'+id+'")';
    setInterval(gal, tm);
}
 
function gallery(id) {
    
    //if no IMGs have the show class, grab the first image
    var current = ($j('#'+id+' a.show')?  $j('#'+id+' a.show') : $j('#'+id+' a:first'));
 
    //Get next image, if it reached the end of the slideshow, rotate it back to the first image
    var next = ((current.next().length) ? ((current.next().hasClass('caption'))? $j('#'+id+' a:first') :current.next()) : $j('#'+id+' a:first'));   
    
    //Get next image caption
    var caption = next.find('img').attr('rel'); 
    
    //Set the fade in effect for the next image, show class has higher z-index
    next.css({opacity: 0.0})
    .addClass('show')
    .animate({opacity: 1.0}, 1000);
 
    //Hide the current image
    current.animate({opacity: 0.0}, 1000)
    .removeClass('show');
    
    //Set the opacity to 0 and height to 1px
    $j('#'+id+' .caption').animate({opacity: 0.0}, { queue:false, duration:400 }).animate({height: '1px'}, { queue:true, duration:400 });    
    
    //Animate the caption, opacity to 0.7 and heigth to 100px, a slide up effect
    $j('#'+id+' .caption').animate({opacity: 0.6},30 ).animate({height: '27px'},600);
    
    //Display the content
    $j('#'+id+' .content').html(caption);
}