gistfile1.txt

index.html:

  <div ng-controller="ClickyController">
  <a href="#" class="btn btn-primary" ng-click="doSomething()">Click my!</a>                                                                                                    
  </div>

js/clicky.js:

function ClickyController($scope, $location) {
  $scope.doSomething = function() {
      $location.path('/foo');                                                                                                                                               
  };
}