// On window load to pick header image

//Edit this line to list all of your background images
var backgroundSrcs = new Array("http://www.wanderlandtravel.org/images/header_sunset.jpg","http://www.wanderlandtravel.org/images/header_mountains.jpg","http://www.wanderlandtravel.org/images/header_sailboat.jpg","http://www.wanderlandtravel.org/images/header_grandcanyon.jpg","http://www.wanderlandtravel.org/images/header_turtle.jpg","http://www.wanderlandtravel.org/images/header_church.jpg","http://www.wanderlandtravel.org/images/header_guitar.jpg","http://www.wanderlandtravel.org/images/header_mayan.jpg","http://www.wanderlandtravel.org/images/header_art.jpg","http://www.wanderlandtravel.org/images/header_caveart.jpg","http://www.wanderlandtravel.org/images/header_scuba.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 headerimage
if (document.getElementById("headerimage")){
document.getElementById("headerimage").style.background = "url('" + bgimage + "') center no-repeat #EFEFED";
      }
}

if (window.attachEvent) {
window.attachEvent('onload', pickimage);
}
else if (window.addEventListener) {
window.addEventListener("load", pickimage, false);
}
else {
window.onload = pickimage;
}