Custom-Defaults.md

@@ -39,8 +39,9 @@ All we have to do is create `(key, value pair)` for each node.
 - value: Currently the `value` accepts two directives (but can be extended later)
 
     1. `props`  ( _push props in sequence with a list of prop_name, prop_value pairs._ )
-    2. `function` ( _push a function:_ in the example below the function is referenced as `view3d.init_vdmk2`. read that as `filename.function` and filename shall be located in `datafiles/sverchok/node_defaults/` )
+    2. `function` ( _push a function:_ in the example below the function is referenced as `view3d.init_vdmk3`. read that as `filename.function` and filename shall be located in `datafiles/sverchok/node_defaults/` )
 
+![shows file layout in dir](https://user-images.githubusercontent.com/619340/91434393-09ae9a00-e865-11ea-8e60-1dc135a3e10a.png)
 
 ##### datafiles/sverchok/node_defaults/view3d.py
 ```python