Topic: website genealogy use Rails

I have a very big problem,please suggest me a solution.

i building website genealogy use Rails,

Problem of me is:   
    * get data from database and show each person is a node in view
    * a node has property: add, delete, remove..(by right click on web browser).
    * Show all node such as tree, can expand.
    * Each node same level same color.

Has a techology in rails or plugin can solve ?

Thank you so much ^^,

Last edited by cafe (2011-04-11 23:44:32)