static void AddChildren(IOptionPane child, TreeNode treeNode)
{
var t = treeNode.Nodes.Add(child.Name);
t.Tag = child;
child.Load();
foreach(var cchild in child.Children)
AddChildren(cchild, t);
}
static void Save(IOptionPane child)
{
child.Save();
foreach(var cchild in child.Children)
Save(cchild);
}