xpath problem

hi folks,

can anypne tell me why this query
//Document[(_at_)href='Publications.aspx']/Information[lang('de')]/Title

yields no results on this document

<?xml version="1.0" encoding="utf-8"?>
<Site xmlns="http://limpens.com/site";
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
xsi:schemaLocation="http://limpens.com/site Schemas/Site.xsd">
        <RootDocument href="Default.aspx">
                <Information lang="de">
                        <Title>Startseite</Title>
                        <Description>Limpens.com Homepage</Description>
                </Information>
                <Information lang="pt">
                        <Title>Inicial</Title>
                        <Description>Limpens.com Homepage</Description>
                </Information>
                <Information lang="en">
                        <Title>Home</Title>
                        <Description>Limpens.com Homepage</Description>
                </Information>
                <Document href="Illustrations.aspx">
                        <Information lang="de">
                                <Title>Illustrationen</Title>
                                <Description>Portfolio kommerzieller 
Arbeiten</Description>
                        </Information>
                        <Information lang="pt">
                                <Title>Ilustrações</Title>
                                <Description>Portfolio de trabalhos 
comerciais</Description>
                        </Information>
                        <Information lang="en">
                                <Title>Illustrations</Title>
                                <Description>Portfolio illustrations and grafic 
design</Description>
                        </Information>
                </Document>
                <Document href="Publications.aspx">
                        <Information lang="de">
                                <Title>Veröffentlichungen</Title>
                                <Description>Otakoo Saloon Cartoon und 
mehr...</Description>
                        </Information>
                        <Information lang="pt">
                                <Title>Publicações</Title>
                                <Description>Otakoo Saloon Cartoon e 
mais</Description>
                        </Information>
                        <Information lang="en">
                                <Title>Publications</Title>
                                <Description>Otakoo Saloon Cartoon Comic Strip 
and related
stuff</Description>
                        </Information>
                        <Document href="OtakooSaloonCartoon.aspx">
                                <Information lang="de">
                                        <Title>Otakoo Saloon Cartoon</Title>
                                        <Description>Über den beliebten 
Comicstrip</Description>
                                </Information>
                                <Information lang="pt">
                                        <Title>Otakoo Saloon Cartoon</Title>
                                        <Description>A tira famosa</Description>
                                </Information>
                                <Information lang="en">
                                        <Title>Otakoo Saloon Cartoon</Title>
                                        <Description>The famous comic 
strip</Description>
                                </Information>
                                <Document href="SecretOSC.aspx">
                                        <Information lang="de">
                                                <Title>Otakoo Saloon Cartoon 
Preview (Password)</Title>
                                                <Description>Vorschau und 
Archiv</Description>
                                        </Information>
                                        <Information lang="pt">
                                                <Title>Otakoo Saloon Cartoon 
Pre-Estreia</Title>
                                                <Description>Pre Estreia 
(requer senha)</Description>
                                        </Information>
                                </Document>
                        </Document>
                </Document>
                <Document href="Development.aspx">
                        <Information lang="de">
                                <Title>Entwicklung</Title>
                                <Description>Diverse Projekte in c#, xml, xsd, 
xslt und anderen
Abkürzungen</Description>
                        </Information>
                        <Information lang="pt">
                                <Title>Desenvolvimento</Title>
                                <Description>Diversos aventuras em c#, xml, 
xsd, xslt e outras
abreviações</Description>
                        </Information>
                        <Information lang="en">
                                <Title>Development</Title>
                                <Description>Diverse adventures in c#, xml, 
xsd, xslt und other
fancy abreviations</Description>
                        </Information>
                </Document>
                <Document href="Contact.aspx">
                        <Information lang="de">
                                <Title>Kontakt</Title>
                                <Description>Wie man mich am besten 
erreicht</Description>
                        </Information>
                        <Information lang="pt">
                                <Title>Contato</Title>
                                <Description>Oi</Description>
                        </Information>
                        <Information lang="en">
                                <Title>Contact</Title>
                                <Description>Reach me here</Description>
                        </Information>
                </Document>
        </RootDocument>
</Site>

and what I should make different...?


thanks for the help!

-- 
Jan
http://www.limpens.com

Otakoo Saloon Cartoon - newest episode at http://limpens.com/oscredirect