if (!!window.addEventListener)
{
	window.addEventListener('load', OnLoad, false);
}
else if (!!window.attachEvent)
{
	window.attachEvent('onload', OnLoad);
}
else
{
	window.onload = OnLoad;
}

var FPS = 30;
var timeout = 1000/FPS;
var movement = -1;

function OnLoad()
{
	window.setTimeout(RotatePhotos, 1000);
}

function RotatePhotos()
{
	var photoDiv = document.getElementById('photos');
	var left = parseInt(photoDiv.style.left,10);
	if (!left)
	{
		left = 0;
	}
	else if (left < -2300)
	{
		left = 830;
	}
	
	photoDiv.style.left = (left + movement) + 'px';
	
	window.setTimeout(RotatePhotos, timeout);
	
	photoDiv = null;
}