anchor.diff:          "link"      -> ui_link_blocks(Params);
           "status"    -> ui_status(Params);
           "types"     -> ui_block_types(Params);
  +        "valid"     -> validate_block_name(Params);
           "load"      -> ui_load_blocks(Params);
           "save"      -> ui_save_blocks(Params);
           "node"      -> ui_node(Params);
  
positive.code:     
  % Process disable block command
  ui_disable_block(Params) ->
    case validate_block_name(Params) of
      error     -> ok;  % Params was not a block name
      BlockNameStr ->  
        block_server:set_value(BlockNameStr, disable, true),
        ok
    end. 
  
  
  % Process enable block command
  ui_enable_block(Params) ->
    case validate_block_name(Params) of
      error     -> ok;  % Params was not a block name
      BlockNameStr ->  
        block_server:set_value(BlockNameStr, disable, false),
        ok
    end. 
      
      
  % Process freeze block command
  ui_freeze_block(Params) ->
    case validate_block_name(Params) of
      error     -> ok;  % Params was not a block name
      BlockNameStr ->  
        block_server:set_value(BlockNameStr, freeze, true),
        ok
    end. 
  
      
  % Process thaw block command
  ui_thaw_block(Params) ->
    case validate_block_name(Params) of
      error     -> ok;  % Params was not a block name
      BlockNameStr ->  
        block_server:set_value(BlockNameStr, freeze, false),
        ok
    end. 
  
  
  % Process block status command
  
negative.code: validate_block_name(Params) ->
    case check_num_params(Params, 1) of
      low ->
        io:format("Error: enter block-name~n"),
        error;
  
      ok ->
        [BlockNameStr] = Params,
        BlockName = list_to_atom(BlockNameStr),
        % check if block name is an existing block
        case linkblox_api:is_block_name(get_node(), BlockName) of
          true  -> 
            io:format("Block: ~s exists~n", [BlockNameStr]);
          false ->
            io:format("Block ~p does not exist~n", [BlockNameStr])
        end;
   
      high ->
  