Proplem with reading recursive node of table tree Webdynpro ABAP

Dear Gurus,

I have implemented table tree with recursive node for context in my webdynpro ABAP application. Now I am getting problem with reading the context value with event 'ONSELECT' on table. I need to refresh my ALV with  value of node attribute.

When I am trying to read the value of context attribute it always gives me parent attribute value not child attribute value. I am really stuck on this point. I have even search on SCN but did not found any satisfactory answer.

I am using following method to make my multilevel table tree:

  http://www.divulgesap.com/blog.php?p=Nzg=
http://divulgesap.com/blog.php?p=ODQ=

My Context Node is :

Please let help on this. Any suggestion is helpful to me.  

1. Thanks..