var images = new Array("http://www.park.edu/pcu/img/x1.jpg","http://www.park.edu/pcu/img/x2.jpg","http://www.park.edu/pcu/img/x3.jpg","http://www.park.edu/pcu/img/x4.jpg","http://www.park.edu/pcu/img/x5.jpg", "http://www.park.edu/pcu/img/x6.jpg");
var SwitchIt = Math.floor(Math.random()*images.length);