Thanks for reporting! The website uses a mechanism to load subpages dynamically. I guess the closing and opening restores the history, but reloads the page from

Thanks for reporting! The website uses a mechanism to load subpages dynamically. I guess the closing and opening restores the history, but reloads the page from the server. The the content from layerjs.org is missing, but the history "thinks" its there. So we need to catch this...