partial-adminlogin.html

<div ng-controller='homeController'>
    <div class="text-center">
        <h1>Please sign in</h1>
    </div>
    <div class="row">
        <div class="col-sm-6 col-sm-offset-3">
            <div id="messages" class="alert alert-info" data-ng-show="messages" data-ng-bind="messages"></div>
            <input ng-model="user.username" class="form-control" placeholder="Username" required="" autofocus="">
            <input type="password" ng-model="user.password" class="form-control" placeholder="Password" required="">

            <a ng-disabled="!(user.username && user.password)" type="submit" class="btn btn-lg btn-primary center-block" ng-click="toAdminPage(user)">Submit</a>
        </div>

    </div>
</div>