/// <summary>
/// Clones the selected node, and adds it to the scene graph.
/// </summary>
/// <param name="sender">Object that caused this event to be triggered.</param>
/// <param name="e">Arguments explaining why this event occured.</param>
private void duplicateButton_Click(object sender, EventArgs e)
{
SceneNode node = ((SceneNode)_nodeHashTable[sceneGraphTreeView.SelectedNode]);
node.Clone();
SyncronizeData();
}
