Chrisun - 1/19/2011 5:39 AM

Thanks a lot for your hints and taking part - especially to Greg, I will definitely have a look at your survey, thank you for your help :)

An ABC-equipment actually consists of mask, snorkel and fins... I changed it in the survey question. I looked up if this is a common expression in English as well and then deceided to not explain it in detail since I found it is :(