Both political leaders have taken considerable risks in selecting their respective frontbenches for the coming Parliament, due to sit again early in February.New Labor leader Simon Crean has opted for a young group of largely untried politicians, dumping the old guard in the process.On the one hand Crean was able to achieve in one fortnight (and in the fortnight before he was actually elected leader) things that Kim Beazley inexplicably could not do in five years. He demanded of the Labor Caucus…