// JavaScript Document
<!--

//Edit this line to list all of your background images
var backgroundSrcs = new Array("/img/banner.jpg","/img/banner_random1.jpg","/img/banner_random2.jpg","/img/banner_random3.jpg","/img/banner_random4.jpg","/img/banner_random5.jpg","/img/banner_lifestyle.jpg","/img/banner_pdf.jpg","/img/banner_bio.jpg")

function pickimage()
{
//This line picks an image at random from the list you entered above
var bgimage=backgroundSrcs[(Math.round(Math.random()*(backgroundSrcs.length-1)))]

//This line applies the background image to your masthead
document.getElementById("contenttop").style.backgroundImage = "url('" + bgimage + "')";
}
//-->