Thanks for the encouragement,
It went very well. Everything was soaked inside of the nappy but everything else was dry. woohoo. And she slept till 9 am!!!!! Well, she was sat up in her cot when I got up at 9am (I'd forgotten to switch the monitor on.ooops too many g'n'ts last night).
Right, must definitely purchase more inserts and boosters thingie as I don't have enough.