treeview node selection problem

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C#

.NET

hi all,
i m working on treeview.
i had a treenode name employer and its subnodes location,department and report.
what i want is when i click on location subnode,a new form will display.
i used following coding:

  Program.node=treeView1.SelectedNode;
  if (e.Node.Name==loc.ToString())
  {
      employer_location second_form;
      second_form = new employer_location();
      second_form.Show();
  }
            
  //Program.node = new TreeNode();
  //MessageBox.Show("a node is selected");
}

i worked on nodemousedoubleclick event. here loc is object type variable name of node location.
can anybody help me out of this problem
thanx in advance
neaS