solr 1.4.0 multi core deploy

i cost one day and half to accomplish it.i read all relevent articles in internets.
finally get success.
there are two great articles ,thanks a lot.
1)http://charlesleifer.com/blog/how-to-set-up-solr-on-ubuntu-1004-or-whatever/
2)http://blog.shutupandcode.net/?cat=16
all is encough
follow the 1)step
and use 2)example