app/views/spree/social/_delicious.html.erb
<a href="http://www.delicious.com/save" onclick="window.open('http://www.delicious.com/save?v=5&noui&jump=close&url='+encodeURIComponent(location.href)+'&title='+encodeURIComponent(document.title),'delicious','toolbar=no,width=550,height=550'); return false;">
<img src="/assets/social/delicious.png" height="19" width="19" alt="<%= Spree.t(:delicious, scope: [:social, :buttons]) %>" />
</a>