Hi everybody,

I'm looking for a new lens for D70s camera

this is an examples of lens I found:
Nikon - 18-70MM F3.5-4.5G AF-S DX Lens
Nikon - 24-120mm f/3.5-5.6G AF-S VR IF-ED Nikkor Lens
Nikon - 28-200mm f/3.5-5.6G IF-ED AF Nikkor Zoom Lens
Nikon - 28-105mm f/3.5-4.5 D

do you know the minings of the G,S,D,IF-ED etc...
which type is important fot dSLR?