I think Vimium [0] would allow you to highlight lines with hjkl keys. They have a "Visual Select" mode that'll highlight lines as if it were in VI [1]. [0] Goo

I think Vimium [0] would allow you to highlight lines with hjkl keys. They have a "Visual Select" mode that'll highlight lines as if it were in VI [1]. [0] Google Chrome Extension: https://github.com/philc/vimium https://github.com/philc/vimium [1] https://github.com/philc/vimium/wiki/Visual-Mode https://github.com/philc/vimium/wiki/Visual-Mode