var myPix = new Array("Images/AboutUs1.jpg","Images/AboutUs2.jpg","Images/AboutUs3.jpg","Images/AboutUs4.jpg","Images/AboutUs5.jpg","Images/AboutUs6.jpg","Images/AboutUs7.jpg");

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