franck@0: In-place popup to add a new node to Node Reference widget.
franck@0: Initial inspiration: Add and Reference by tema (http://drupal.org/project/add_n_reference)
franck@0: 
franck@0: TODO 
franck@0:  * Fix losing highlighted selections on node add with multi-select box.
franck@5:  
franck@5: LIMITATIONS
franck@5:  * http://drupal.org/node/378988 - conflicts with Hierarchical Select.
franck@5: 
franck@0: