I have been thinking about learning abit about taking good photos and photography etc, but not really sure whats a good camera to start with, i have been told I need an SLR camera, max budget for a camera would be about 250-300, does anyone have any recomendations? is this a good model to start with? http://www.amazon.co.uk/Nikon-D40-Di.../dp/B000KIX65S