private void bindRoleActions(IList sysRoles, SecurityTool tool)
        {
            IBlock sblock = getBlock("sysroles");

            foreach (IRole role in sysRoles)
            {
                String actions = tool.GetActionStringAll(role);
                sblock.Set("role.Name", role.Name);
                sblock.Set("actions", actions);
                sblock.Next();
            }
        }