Drupal Technical
[SOLVED][Drupal Views] How to populate a taxonomy dropdown menu with the child terms of a selection made in another taxonomy dropdown?
A number of Drupal users were looking for a way to populate a taxonomy dropdown menu with the child terms of a selection made in another taxonomy drop down menu. If you are facing the same situation in your Drupal site and want to know how to populate a taxonomy dropdown menu with the child terms of a selection made in another taxonomy dropdown then continue reading to know more.
This effect can be achieved by using the Drupal Hierarchical Select module.
Hope that helps.
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Reference: http://drupal.org/node/1569910