window.onload = choosePic;

var myPix = new Array("images-random/random01.jpg","images-random/random02.jpg","images-random/random03.jpg","images-random/random04.jpg","images-random/random05.jpg","images-random/random06.jpg","images-random/random07.jpg","images-random/random08.jpg","images-random/random09.jpg","images-random/random10.jpg","images-random/random11.jpg","images-random/random12.jpg","images-random/random13.jpg","images-random/random14.jpg","images-random/random15.jpg","images-random/random16.jpg");

function choosePic() {
	randomNum = Math.floor((Math.random() * myPix.length));
	document.getElementById("myPicture").src = myPix[randomNum];
}