toolbar extension for bit flux

[anantha narasimhan]

hey ppl,
iam new to this mail listing. i am currently working in a project that
demands the development of a mathematical editor (basically a toolbar in any
WYSIWYG tool). i tried tools like NVU but in vain. i found bit flux very
interesting to work with. i want to know how to start the development with
this tools. kindly send me some basic notes on toolbar development for bit
flux as well as how to play with the code. i wanna make the editing of xhtml
1.1 possible. plz help me out.