Hacky little dialog box in Angular

gistfile1.txt

<div ng-switch="!!$root.show_this_dialog">
    <section ng-switch-when="true" class="overlay" centerline ng-click="$root.show_this_dialog = false">
        <div class="dialog" ng-click="$event.stopPropagation()">
            <header class="header">
                <h1>I'm a Dialog</h2>
                <a class="close" ng-click="$root.show_this_dialog = false">x</a>
            </header>
        </div>
    </section>
</div>