{

                    ln_fgly = 1;

                }

                ln_cdbm2[ln_ljs] = treeNode.Tag.ToString().Trim();

                ln_ljs = ln_ljs + 1;

            }

        }

        //取消所有选中复选框节点方法

        private void qx_check(TreeNode treeNode)        

        {

            foreach (TreeNode tn in treeNode.Nodes)

            {

                tn.Checked = false;

                qx_check(tn);

            }

        }

        //根据数组ln_cdbm1显示选中复选框节点方法

        private void xs_tree(TreeNode treeNode)     

        {

            foreach (TreeNode tn in treeNode.Nodes)

            {

                if (ln_ljs == ln_cds)                                 

                {

                    break;

                }

                xs_check(tn);

                xs_tree(tn);

            }

        }

        private void xs_check(TreeNode treeNode)  

        {

            //MessageBox.Show(treeNode.Tag.ToString()+" "+ln_cdbm1[ln_ljs]);

            if (treeNode.Tag.ToString().Trim() == ln_cdbm1[ln_ljs])     

            {

                treeNode.Checked = true;

                ln_ljs = ln_ljs + 1;