FAQ.md

@@ -104,3 +104,13 @@ See [Decker-Command-Line-Options#publishing-to-a-remote-location](Decker-Command
 ## Audience questions
 
 See page [Audience-Questions](Audience-Questions)
+
+# Curious Cases
+
+### Running decker inside an iframe and opening URLs in a new window/tab
+
+If you ever run into the problem of running decker slides inside an iframe and want to open URLs in a new window/tab rather than inside the iframe, 
+```
+[Link](javascript:window.open('https://de.calcuworld.com/berechnungen/binaer-rechner/'))
+```
+works charmingly
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