Angular: Autofocus example

http://angularjs.org/

HTML

<div ng-controller="MyCtrl">
    <form>
        <h3>{{status}}</h3>
        <p><input type="text" autofocus="true" placeholder="Username"/></p>
        <p><input type="password" placeholder="Password" ng-model="password"/></p>
        <p><input type="submit" value="Sign In" ng-click="submit()" /></p>
    </form>
</div>

JavaScript

var myApp = angular.module('myApp',[]);

//myApp.directive('myDirective', function() {});
//myApp.factory('myService', function() {});

function MyCtrl($scope) {
    $scope.username = '';
    $scope.password = '';
    $scope.status = '';
    
    $scope.submit = function() {
        $scope.status = 'Invalid credentials';
        $scope.password = '';
        // !!!!!!!!!!!!!!!!!!!!!!!!!!!
        // What can I do here to set the focus to the password field
        // without violating the controller --> dom taboo?
        // !!!!!!!!!!!!!!!!!!!!!!!!!!!
    }
}