speed up experimental
speed up experimental
Create new method that get clickable and visible elements
Use new method
Load a new js file 'dom.js' in manifest.json
Check offset size if whether an element is visible
Check also if whether an element is stay in parent box
Use getBoundingClientRect instead of offsetPosition to calculate if whether an element stay in a parent box
Extracted xpath a new method
Modified also enterNewWindowHintMode
HometypeSelectBox getListElements returns original dom element instead of jQuery object
Removed unnecessary codes
Fixed command box css
Make command argument object from array
Implemented continuous hint mode
Merge pull request #8 from tkengo/experimental

Improvement searching hint mode elements
Splitted command in first is a command and rest is arguments
Added continuous hint mode key bind to default options
Changed default key bind key from key_bind to default_key_bind
Extend default_key_bind and key bind in options