connet to Nav from NAV sending a request by XML

hi,

I have published how webservice a codeunit NAV2013, now I need to call it from onother codeunit NAV2013 sended a file XML, like this, thanks :


XMLHttp.open('POST','http://www.sgatetest.anci.it/sgate-gas-web-services/services',FALSE);

XMLDocument.loadXML('<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/&quot; xmlns:xsd="http://www.sgate.ancitel.it/xsd/">'
+ ' <soapenv:Header/>'
+ ' <soapenv:Body>'
+ ' <xsd:invioEsiti>'
+ ' <xsd:mittente>'
+ ' <xsd:login>GAS_IPER1</xsd:login>'
+ ' <xsd:password>a1-f2+z3sa</xsd:password>'
+ ' </xsd:mittente>'
+ ' <xsd:listaEsiti>'
+ ' <xsd:esito>'
+ ' <!--You have a CHOICE of the next 2 items at this level-->'
+ ' <xsd:esitoAgevolazione>'
+ ' <xsd:protocolloInoltro>68264</xsd:protocolloInoltro>'
+ ' <xsd:protocolloRichiesta>68263</xsd:protocolloRichiesta>'
+ ' <xsd:esito>OK</xsd:esito>'
+ ' </xsd:esitoAgevolazione>'
+ ' </xsd:esito>'
+ ' </xsd:listaEsiti>'
+ ' </xsd:invioEsiti>'
+ ' </soapenv:Body>'
+ '</soapenv:Envelope>');