var items = [];
items[0] = '/images/idk/switcher/pen.jpg';
items[1] = '/images/idk/switcher/web.jpg';
items[2] = '/images/idk/switcher/mobile.jpg';

var currentItem = 0;

function switcher_moveForward() {
	if (currentItem == 2) {
		currentItem = 0;
	} else {
		currentItem++;
	}
	var src = items[currentItem];
	$('#switcher_image').animate({ opacity: 0.0 }, 300, function() {
		$('#switcher_image').attr("src", '' + src);
		$('#switcher_image').animate({ opacity: 1.0 }, 300, function() {});
  });
}

function switcher_moveBack() {
	if (currentItem == 0) {
		currentItem = 2;
	} else {
		currentItem--;
	}
	var src = items[currentItem];
	$('#switcher_image').animate({ opacity: 0.0 }, 300, function() {
		$('#switcher_image').attr("src", '' + src);
		$('#switcher_image').animate({ opacity: 1.0 }, 300, function() {});
  });
	
}


window.setInterval(function() {
 switcher_moveForward();
}, 4000);