> <http://www.smc.eu/portal/WebContent/corporative/modu>
> les/NewProductsCD/jsp/cd_summary.jsp?oids=-101895-

The clickable picture contains:
...onmouseout="javascript: out(this, 'serie_id_1')" onclick="javascript:
window.location=http://www.smc.eu/portal/WebContent/corporative/modules/NewProductsCD/jsp/cd_detail.jsp?oid=101895

That's not a reference, it's a form and httrack can't click on forms.