to get u started, tons of free loops/clips here : http://www.vjvault.com/ As for software, i prefered Resolume 2 : http://www.resolume.com/ ( Resolume Avenue 3 is out now but needs a stupidly good laptop to run) - u can still get v2, there's even a few codes about to 'test' it for free. Read the Resolume manual for tips on settings/codecs/etc for creating your own clips : http://www.resolume.com/support/manual/
I played about with Resolume for a bit. Easy to use with a good interface. As for vj loops just search on google loads to be found or pay a few ££'s for some dvd's full off them
cheers for the help, got a load of loops, originally downloaded adobe premier but might have a look at that resolume - got some canny loops / weird stuff . interested to see what the outcome is
only site i can find on my history is this- http://www.videoediv.net/vj-loop/index-mac.html some not so good but some canny ones to