DHTMLX JavaScript Tree Component

DHTMLX JavaScript Tree Component: "dhtmlxTree (DHTML extensions Tree) is a feature rich JavaScript tree menu that allows you to effortlessly create attractive and fast-loading hierarchical interfaces with cross-browser compatibility, AJAX support, in-line node editing, and drag-n-drop capabilities.

Demo: http://dhtmlx.com/docs/products/dhtmlxTree/index.shtml

Download: http://www.dhtmlx.com/docs/download/dhtmlxTree.zip

Source: http://dhtmlx.com/docs/products/dhtmlxTree/index.shtml