include "libdom.sol"
xml vehicles
truck name = "xxx"
fret
"2000"
/fret
/truck
plane
fret
"15000"
/fret
/plane
/xml
xml morevehicles
country
"India"
/country
/xml
dom d
d.build("vehicles")
dom d2
d2.build("morevehicles")
d.plane.setChild(d2.country.getNode())
d.display()