window.onload = rotate;

var rotateimage = 0;

function rotate() {
	var welcomephotos = new Array("images/eveningboatpic.jpg","images/keelboat.jpg");

	rotateimage++;
	if (rotateimage == welcomephotos.length) {
		rotateimage = 0;
	}
	document.getElementById("welcome").src = welcomephotos[rotateimage];

	setTimeout(rotate, 5 * 1000);
	
}