For Hercules Semantic Web Framework in JavaScript, see http://hercules.arielworks.net/ .
Hercules is a simple JavaScript library for O/Rdf mapping. You can query about RDF resources to remote SPARQL Servers with very compact JavaScript codes. No need to write SAPQRL query and configurations (CoC).
Under developing beta version.
Now you can:
There are nothing to download. Just load the library file in your html files.
Call "Yudai" at #SWIG or send a email us.
I don't know :)