var img_popup = 0;

function Screenshot(popupURL,width,height)
{
	var t = "/screenshot.php?filename=".concat(popupURL);  

	if( img_popup )
		img_popup.close();

	img_popup = window.open(t,null,"toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,width=".concat(width).concat(",height=").concat(height));
	img_popup.focus();
  
	return false;
}