angular android link workaround without any dependency

gistfile1.js

    app.factory('androidLinkWorkaround', [function androidLinkWorkaroundFactory() {
        var elements = [];

        var isAndroid = function () {
            return /(Android);?[\s\/]+([\d.]+)?/.test(navigator.userAgent);
        };

        return {
            on: function (targetSelectors, exclusionRootSelector) {
                if ( !isAndroid() ) {
                    return;
                }

                targetSelectors.forEach(function (targetSelector) {
                    elements = elements.concat(Array.prototype.filter.call(
                      document.querySelectorAll(targetSelector),
                      function (element) {
                          return ( Array.prototype.indexOf.call(
                            document.querySelectorAll(exclusionRootSelector + ' ' + targetSelector),
                            element
                          ) === -1 );
                      })
                    );
                    elements.forEach(function (link) {
                        angular.element(link).css('visibility', 'hidden');
                    });
                });
            },
            off: function () {
                if ( !isAndroid() ) {
                    return;
                }

                elements.forEach(function (link) {
                    angular.element(link).css('visibility', 'visible');
                });
                elements = [];
            }
        };
    }]);