You can escape it: ...&map_stories_filter=scategory=%29wc%29&. LALO El mié, 29 de 10 de 2003 a las 14:21, John Hagstrand escribió: > this does not work: > ...&map_stories_filter=scategory='wc'&... > > I suppose it's the single quotes. How can I pass this value?