var photo1 = "http://barnesgroupinc.com/images/header_img.jpg";
var photo2 = "http://barnesgroupinc.com/images/header_img2.jpg";
var photo3 = "http://barnesgroupinc.com/images/header_img3.jpg";
var randomize = Math.round(Math.random()*5)
if (randomize == 1){
newphoto = photo1
}else if (randomize == 2){
newphoto = photo2
}else{
newphoto = photo3
}
document.write('<img src="'+newphoto+'" />');