− | Make sure the id (''question17'') is unique on the question page. The 3000 is the time before the text disappears in ms. Try it in [https://survey.socsci.ru.nl/index.php/615263?lang=en demo time]. | + | Make sure the id (''question17'') is unique on the question page. It must appear precisely twice (as shown above). The 3000 is the time before the text disappears in ms. Try it in [https://survey.socsci.ru.nl/index.php/615263?lang=en demo time]. |