var request;

/* Hide lightbox */
function hideLightbox() {
	objectSlide.style.display = 'none';	
	objectCover.style.display = 'none';
}

/* Open lightbox */
function showLightbox(pageToLoad) {

	// show the layer
	objectSlide.style.display = 'block';
	objectCover.style.display = 'block';

	request = fetchData();
    request.onreadystatechange = sendData;
    request.open("POST", "documents/" + pageToLoad + ".html", true);
    request.send(null);
}

function sendData()
{
    var dC = document.getElementById('viewFrame');;
    if(request.readyState == 4)
    {        
        dC.innerHTML = request.responseText;
    }
    else if(request.readyState == 1)
    {
        dC.innerHTML = "Requesting content..."
    }
}