/* (c) 2007 Ben Doran for Lucy Rowlands.co.uk*/

function switchBack(){

var imageArray = new Array("back.jpg","back2.jpg","back3.jpg","back4.jpg");
var element = document.getElementById("content");
/*element.setAttribute("style", "background: url(images/" + imageArray[rnd(1,imageArray.length)-1] + ") bottom left no-repeat");
	if(element.style.setAttribute){//IE FIX
		element.style.setAttribute("background" , "url(images/" + imageArray[rnd(1,imageArray.length)-1] + ") bottom left no-repeat;")
	}
*/

element.style.background = "url(images/" + imageArray[rnd(1,imageArray.length)-1] + ") bottom left no-repeat";
	
}

function rnd(a,b) {
	return a + Math.floor(Math.random()*(b-a+1));
}