app/assets/javascripts/rating.js
function showRatingControl(){
$('.rating-control select').barrating('show', {
theme: 'bars-pill',
showValues: true,
showSelectedRating: false,
onSelect: function(value, text, event) {
if (typeof(event) !== 'undefined') {
var li = $(event.target).closest('li');
var url = li.data('url')
$.post(url, { rating: value })
}
}
});
}