private void ParseImport()
{
Util.Log("SdlParser.ParseImport");
String ns = LookupAttribute(s_namespaceString, null, true);
String location = LookupAttribute(s_locationString, null, true);
ReaderStream reader = ReaderStream.GetReaderStream(_readerStreams, location);
if(reader.InputStream == null)
ParseReaderStreamLocation(reader);
ReadNextXmlElement();
return;
}