var motion_items;
var motion_id				= 0;
var motion_tween_time		= 1000;
var motion_interval_time	= 5000;

function Motion()
{
	this.init_motion	= function(xml_file)
	{
		$(window).load
		(
			function()
			{	
				motion_items	= $('#gallery-motion img');
				
				$(motion_items).each
				(
					function(key, value)
					{
						if(key!=motion_id)
						{
							$(value).hide();
						}
					}
				);			
				
				if(motion_items.length>1)
				{
					setInterval(handle_on_motion, motion_interval_time);
				}
			}
		);
	}
}

function handle_on_motion()
{
	$(motion_items[motion_id]).fadeOut(motion_tween_time);
	
	motion_id = (motion_id+1) % motion_items.length;
	$(motion_items[motion_id]).removeClass('hidden').fadeIn(motion_tween_time);
}


new Motion().init_motion();