.footerimage { background: url(images/WHATEVER.gif) no-repeat left top #FFF; height:100px; //need to specify height & width of your image. width:100px; }
FOOTER
<div class="footerimage"> </div> <!-- non-breaking space is needed between the div tags -->
NopCommerce also uses docType=XHTML which makes CSS styles case sensitive, so keep that in mind.