jQuery(document).ready(function(){
	
	var upBtn = jQuery('<a href="#" class="gallery-button-up"></a>');
	var downBtn = jQuery('<a href="#" class="gallery-button-down"></a>');
	
	var offsetIncrement = 83;
	var currentOffset = 0;
	
	
	upBtn.click(function() {
		var nav = jQuery(this.parentNode).find('ul.gallery-nav');
		var navItems = nav.find('li.gallery-item');
		
		
		var goTo = (currentOffset + offsetIncrement);
		
		if(currentOffset != 0) {
			nav.animate({
				top: goTo + "px"
			});
			
			currentOffset = goTo;
		}
		
		return false;
	});
	
	downBtn.click(function() {
		var nav = jQuery(this.parentNode).find('ul.gallery-nav');
		var navItems = nav.find('li.gallery-item');
		var maxOffset = -(navItems.length * offsetIncrement);
		//alert(maxOffset);
		
		var goTo = (currentOffset - offsetIncrement);
		
		if((currentOffset * 3) > maxOffset) {
			nav.animate({
				top: goTo + "px"
			});
		
			currentOffset = goTo;
		}
		
		return false;
	});
	
	
	jQuery('div.gallery-nav-wrapper').prepend(upBtn).append(downBtn);
	
	
	jQuery("li span.gallery-icon a").click(function() {
		var bigDiv = jQuery(this.parentNode.parentNode.parentNode.parentNode.parentNode).prev();
		var id = jQuery(this).parent().attr('id').replace(/attachment-/, '');
		jQuery.get(rootUrl+'/wp-content/themes/acdsee-theme-pro/ajax-helper.php', {"id": id}, function(data){
			bigDiv.html(data);
		});
		
		return false;
	});
	

	
});