[1]This drupal module includes the jquery ui multiselect plugin. http://quasipartikel.at/multiselect/ [2]
It integrates with the http://drupal.org/project/jq [3] module which aggregates jquery plugins for easy administration.
Drupal.org project page : http://drupal.org/project/jquery_multiselect [4]
Drupalmodules.com : http://drupalmodules.com/module/jquerymultiselect [5]
Links
[1] https://dominiquedecooman.com/contribtion/drupal-module-jquery-multiselect
[2] http://quasipartikel.at/multiselect/
[3] http://drupal.org/project/jq
[4] http://drupal.org/project/jquery_multiselect
[5] http://drupalmodules.com/module/jquerymultiselect