function randomPicture(){
	var elementID = "topRight";
	var bgs = new Array();
	bgs[0]="<img src='images/page_elements/fog0.jpg' alt='Field of Grey Band Shot' />";
	bgs[1]="<img src='images/page_elements/fog0.jpg' alt='Field of Grey Band Shot' />";

	
	var ran_number=Math.floor(Math.random()*1);
	
	document.getElementById(elementID).innerHTML = bgs[ran_number];
}
addLoadEvent(randomPicture);