bod 		= document.getElementsByTagName('body')[0];
overlay 	= document.createElement('div');
overlay.id	= 'overlay';
lb		= document.createElement('div');
lb.id		= 'lightbox';
lb.className 	= 'loading';
lb.innerHTML	= '<div id="lbLoadMessage">' +
			  '<p>Loading</p>' +
			  '</div>';
bod.appendChild(overlay);
bod.appendChild(lb);
document.getElementById("lightbox").style.display = "";