hey guys i currently have a sony point and shoot camera.now i want a better camera preferably a dslr which should shoot in hd resolution.please guys suggest me a dslr under 25k.if there is no dslr in this budget then please suggest me a camera which looks like a dslr.i mean a camera which have a high zoom,settings to play with.and please tell from can i learn about dslr and their lenses.