func DocFromFile(filename string) *xmlx.Document {
doc := xmlx.New()
doc.LoadFile(filename, nil)
return doc
}
//xmlx has some nice load functions. I wrap a few of them here.
//refer to xmlx source to see more of them.
func DocFromStream(r io.Reader) *xmlx.Document {
doc := xmlx.New()
doc.LoadStream(r, nil)
return doc
}