Greater than sign is fixed

ls_url ="http://localhost/invoice/n_webservice.asmx"
ls_body = '<?xml version="1.0" encoding="utf-8"?>'+&
'<soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" '+&
'xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">'+&
'  <soap:Body>'+&
'    <of_add xmlns="http://tempurl.org">'+&
'      <ai_test>2</ai_test>'+&
'    </of_add>'+&  
'  </soap:Body>'+&
'</soap:Envelope>'
 
lo_client = Create httpClient
lo_client.SetRequestHeader("Content-Type", "text/xml")
lo_client.sendrequest('POST',ls_url,ls_body)