Bing Maps V7 Not Showing Navigation Bar

I am using a Bing Maps v7 Ajax Control, but can't see the navigation bar with the zoom tools even when setting showDashboard:true. It seems to only be the case when the following s

Solution 1:

This was because the showMapTypeSelector applies a class called hidden to the navigation bar div. Unfortunately I also use Twitter Bootstrap which also has a class named hidden which of course hides the div!

Fixed it with a little dirty css hack as follows:

#SDKmap.hidden {
    display: block;
    visibility: visible;
}

Where SDKmap is the map element ID.