<type your bug report here - please try to be as concise as possible!>
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Your browser/os information:
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:50.0) Gecko/20100101 Firefox/50.0 (this will help us make sense of your bug report)
I can get into the pinball map no problem, but when I try to add a location it opens up as if the page is only partially loaded, with part of the marketplace screen at the top, part of the pinball locator at the bottom, and the Pinside header in the middle.