in assets/js/plugins/gumshoe.js [193:199]
var getActive = function (contents, settings) {
var last = contents[contents.length-1];
if (useLastItem(last, settings)) return last;
for (var i = contents.length - 1; i >= 0; i--) {
if (isInView(contents[i].content, settings)) return contents[i];
}
};