ggf offtopic ...
nun bin ich nicht der XML Fachmann ...

aber ist das XML überhaupt so gültig?
müßte das statt
Customer>
CustomerNo>1000000315
NoOfSuccessfullOrders>2
Currency>EUR
Balance>-10.85
Collection>0
ReturnQuote>33
ReturnQuoteAmount>10
/Customer
nicht
HTML-Code:
<Customer>
    <CustomerNo>1000000315</CustomerNo>
    <NoOfSuccessfullOrders>2</NoOfSuccessfullOrders>
    <Currency>EUR</Currency>
    <Balance>-10.85</Balance>
    <Collection>0</Collection>
    <ReturnQuote>33</ReturnQuote>
    <ReturnQuoteAmount>10</ReturnQuoteAmount>
  </Customer>
oder aber so
HTML-Code:
<Customer>
    CustomerNo=1000000315
    NoOfSuccessfullOrders=2
    Currency=EUR
    Balance=-10.85
    Collection=0
    ReturnQuote=33
    ReturnQuoteAmount=10
  </Customer>
aussehen?