easypin.js

        jQuery(document).ready(function () {

            var $instance = jQuery('.buddyforms-pin').easypin({
                init: '{"91":{"0":{"coords":{"lat":"303","long":"215.5"}},"canvas":{"src":"img/2011-12-18-23.51.12.jpg","width":"auto","height":"auto"}}}',
                limit: 1,
                exceeded: function(element) {
                    alert('You only able to create one pin at the time ;)');
                },
                responsive: true,
                drop: function(long, lat, element) {
                    console.log(long, lat);
                },
                drag: function(long, lat, element) {
                    console.log(long, lat);
                }
            });

        });