function SocBook() { 
d = document;
t = "Unknown";
m = d.getElementsByTagName('meta');
for (i = 0; i < m.length; i++)if (m[i].getAttribute('name') == 'socbook')t = m[i].getAttribute('content');
<!-- window.open('http://del.icio.us/post?v=4&noui&jump=close&url='+encodeURIComponent(location.href)+'&title='+encodeURIComponent(t), 'delicious','toolbar=no,width=700,height=400'); -->
return(t);
}