//script voor het checken van afbeeldingen

function image_loop() 
{
   	for (var i = 0; i < document.images.length; i++) 
   	{
        	if (!IsImageOk(document.images[i])) 
        	{
	            document.images[i].style.visibility = "hidden";
       		}
	}
}

		
function IsImageOk(img) 
{

	if (img.complete == undefined) 
	{
		if (img.getAttribute('completed') == undefined) 
		{
			img.setAttribute('completed', false);
			img.onload = function() { img.setAttribute('completed', true); };
		}	
		return img.getAttribute('completed');
	}

	if (!img.complete) 
	{
	  return false;
	}

	if (typeof img.naturalWidth != "undefined" && img.naturalWidth == 0) 
	{
	   return false;
	}


	
	return img.complete;
}


window.onload = image_loop;