{
   gSystem.Load("Root_Tree.DLL"); // We have to load this DLL "by hand" to manage NTuples
   printf("\nWelcome to ROOT\n");
   printf("Type \"help ()\" to get ROOT html help\n");
   printf("Type \"dir ()\" to see current directory\n");
   printf("Type \"cd (\"..\\test\")\" (example) to change dir.\n");
   printf("Type \"edit (\"filename\")\" to view and edit file\n");
}