private void toolStripMenuItemInsertGlobalRule_Click(object sender, EventArgs e)
{
TreeNode tnParent = this.treeView.SelectedNode;
DocSchema docSchema = (DocSchema)tnParent.Tag;
DocGlobalRule docType = new DocGlobalRule();
docSchema.GlobalRules.Add(docType);
this.treeView.SelectedNode = this.LoadNode(tnParent.Nodes[2], docType, null, true);
toolStripMenuItemEditRename_Click(this, e);
}