The firefox issue (https://bugzilla.mozilla.org/show_bug.cgi?id=649285) was closed as invalid.
Chrome is also deprecating offsetWidth and offsetHeight in April 2016.
parent.getBoundingClientRect().width is a more explicit call to get the outer object width
The firefox issue (https://bugzilla.mozilla.org/show_bug.cgi?id=649285) was closed as invalid. Chrome is also deprecating offsetWidth and offsetHeight in April 2016. parent.getBoundingClientRect().width is a more explicit call to get the outer object width