bgPix = [
	{"image":"sac-leaves.jpg", "caption":"Feet in the leaves. Sacramento, on the night of a dear friend’s funeral. October, 2007."},
	{"image":"coachella-fence.jpg", "caption":"Staring up at the sky. Coachella Valley Music and Arts Festival. April, 2007"},
	{"image":"sf-holga.jpg", "caption":"Walking down Jones Street with a Holga. San Francisco. April, 2008"},
	{"image":"austin-snocone.jpg", "caption":"Buying a snow cone with Holga in hand. Austin, Texas. May, 2008"},
	{"image":"bryce-sunrise.jpg", "caption":"Waking up for the sunrise. Bryce Canyon, Utah. November, 2006"},
	{'image':'hamptons-beach.jpg', 'caption':'Waiting for a storm on the beach. West Hampton. June, 2009'},
	{'image':'central-park.jpg', 'caption':'Sunset on a lazy Saturday in Central Park. New York City. April, 2009'},
	{'image':'lake-contrary.jpg', 'caption':'Pontoon boat ride on Lake Contrary. Saint Joseph. June, 2009'},
	{'image':'ba-cemetery.jpg', 'caption':'La Recoleta Cemetery. Buenos Aires. September, 2009'},
	{'image':'ba-ranch.jpg', 'caption':'Estancia Los dos Hermanos. Buenos Aires. September, 2009'},
	{'image':'mo-winter.jpg', 'caption':'After the ice storm. Saint Joseph. December, 2008'},
	{'image':'ellis-island.jpg', 'caption':'Dad and I at the wall of immigrants. Ellis Island. November, 2008'},
	{'image':'mo-plane.jpg', 'caption':'Flying out of Kansas City, Missouri. July, 2010'}
];

total_images = bgPix.length;

randomnumber = function(){
	return Math.floor(Math.random()*total_images);
}

var swap = function(integer){
  current_image = integer
	$('#caption').text(bgPix[integer].caption);
	$('body').css("background","#333 url(backgrounds/" + bgPix[integer].image + ") no-repeat center top");
};

$(document).ready(function (){
	swap(randomnumber());
	
	$('#next-photo').click(function(){
		if (current_image + 1 < total_images) {
			swap(current_image + 1);
		}
		else {
		  swap(0);
		}
	});
});