Upload files from folder to Moss 2007 with check

hi
i have a folder with sub folder

structure
main folder  sub
sharepoint ----test1  , test 2

so i have a site with two sub sites test1,test2 

 so the files in test1 folder must be uploaded to test 1 subsite
  and files in test 2 must be copied to test 2 subsite


can any one provide link or code to this requirment...