D3 Bidirectional Tree

Startup company needing to have a working bidirectional tree in D3. Should have the following added to the existing tree. Files of current tree and additional example will be sent to developer upon selection. 1. The D3 chart should open with the single “anchor” node visible 2. Add click events to the elements. If a node has children, it should expand the children nodes when clicked. Example: [login to view URL] 3. Add transition animations to the chart. Example: [login to view URL] 4. Make it possible to change the thickness of the lines connecting the nodes based on a value in the JSON Data 5. Add the ability to dynamically change the image used for the node based on an element in the data, or if the element has children or not. 6. Add the ability to Pan and Zoom the chart. 7. Add a tooltip that could be displayed either on hovering on a line connecting the node, or on the node itself. 8. The chart should expand both ways, as a bi-directional tree