I\'m using the \"Angularised\" version of the Spin control, as documented here: http://blog.xvitcoder.com/adding-a-weel-progress-indicator-to-your-angularjs-application/
You can access elements using $document ($document need to be injected)
var target = $document('#appBusyIndicator');
var target = $document('appBusyIndicator');
or with angular element, the specified elements can be accessed as:
var targets = angular.element(document).find('div'); //array of all div
var targets = angular.element(document).find('p');
var target = angular.element(document).find('#appBusyIndicator');