img = new Array();
img[0] = "/img/photo/01.jpg";
img[1] = "/img/photo/02.jpg";
img[2] = "/img/photo/03.jpg";
img[3] = "/img/photo/04.jpg";
img[4] = "/img/photo/05.jpg";
img[5] = "/img/photo/06.jpg";
img[6] = "/img/photo/07.jpg";
img[7] = "/img/photo/08.jpg";
img[8] = "/img/photo/09.jpg";
img[9] = "/img/photo/10.jpg";
img[10] = "/img/photo/11.jpg";

function setBanner(){
	amount = img.length;
	No = Math.floor(Math.random()*amount);
	document.write("<img src='" + img[No] + "' border='0'>");
}