shortcode such as:
[banner align="center" valign="middle" hover="zoom" responsive_zoom="yes" img="20948" img_size="370x230" link="http://www.xxx.com/shop/"]
last version wootheme 3.2 produced for client links working
onclick="window.location='https://www.xxx.com/shop/'"
new version of wootheme 3.3 produced output for client breaks links on some phone browsers
onclick="window.location='#'"
