hide link image if the link itself is using jquery?

there is a link and right next to it is a link image embedded. Like 'driving direction + car image"' if there is no 'driving direction' text for link, hide the care image icon embedded.. How do you do that in jquery?? please someone?

<span class="website">
<a href="http://www.google.com">Visit My Website</a>
<img class="websiteimage" src="/Style Library/Images/design/icons/icon-www.png" alt="WebSite" />

so basically check if a tag has any text in it and if its empty hide the img tag embedded pic


No idea if this works, but here's what I would try:

$('img').each(function() {
  if ($(this).prev('span.website').find('a').text() == '') {

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