deSelect = function deSelect(els) {
              Array.prototype.forEach.call(els, function (el) {
                el.node.setAttribute('selected', 'false');
                filters.getDefaultFilter(el, i);
              });
            }
@param {number} x - The x-coordinate of the marker
@param {number} y - The y-coordinate of the marker.
@param {number} size - The size of the marker
@param {Object} opts - The options for the marker.
@returns {Object} The created marker.