File list (Check if you may need any files):
hydrogen-tree\src\com\hyd\hydrogentree\element\Element.java
.............\...\...\...\............\element
.............\...\...\...\............\TreeTag.java
.............\...\...\...\hydrogentree
.............\...\...\hyd
.............\...\com
.............\src
.............\web\hydrogen-tree\ajax.json
.............\...\.............\demo.html
.............\...\.............\hydrogen-tree.js
.............\...\.............\jquery-1.3.2.min.js
.............\...\.............\jquery-1.4.2.min.js
.............\...\.............\themes\default\cb_checked.png
.............\...\.............\......\.......\cb_checked_d.png
.............\...\.............\......\.......\cb_partial.png
.............\...\.............\......\.......\cb_unchecked.png
.............\...\.............\......\.......\cb_unchecked_d.png
.............\...\.............\......\.......\elbow-end-minus-nl.gif
.............\...\.............\......\.......\elbow-end-minus.gif
.............\...\.............\......\.......\elbow-end-plus-nl.gif
.............\...\.............\......\.......\elbow-end-plus.gif
.............\...\.............\......\.......\elbow-end.gif
.............\...\.............\......\.......\elbow-line.gif
.............\...\.............\......\.......\elbow-minus-nl.gif
.............\...\.............\......\.......\elbow-minus.gif
.............\...\.............\......\.......\elbow-plus-nl.gif
.............\...\.............\......\.......\elbow-plus.gif
.............\...\.............\......\.......\elbow.gif
.............\...\.............\......\.......\folder-open.gif
.............\...\.............\......\.......\folder.gif
.............\...\.............\......\.......\loading.gif
.............\...\.............\......\.......\man.png
.............\...\.............\......\default
.............\...\.............\......\hydrogen-tree-ie.css
.............\...\.............\......\hydrogen-tree.css
.............\...\.............\themes
.............\...\hydrogen-tree
.............\...\index.jsp
.............\...\WEB-INF\lib
.............\...\.......\tags\hydrogen-tree.tld
.............\...\.......\tags
.............\...\.......\web.xml
.............\...\WEB-INF
.............\...\web.iml
.............\web
hydrogen-tree