版本：1.6
- http://res.wdphp.com/jQuery-rwdImageMaps/1.6/jquery.rwdImageMaps.js
- http://res.wdphp.com/jQuery-rwdImageMaps/1.6/jquery.rwdImageMaps.min.js
Allows image maps to be used in a responsive design by recalculating the area coordinates to match the actual image size on load and window.resize