Images can only be viewed in a set of pre-defined sizes: <br><br>xxsmall (24), xsmall (40), small (72), icon96 (96), icon (128), medium (196), large (256), larger (320), xlarge (384), xxlarge (512), xxxlarge (800), 1280 and original.<br><br>Check this option to prevent the &quot;original&quot; size from being shown, which can prevent downloading images if they are for sale.