For exif data...
If you are using Firefox go to the add-ons and get the exif viewer... great tool.
https://addons.mozilla.org/en-US/firefox/addon/3905
It'll add an option when you right click an image that will show exif data...
like the below... (from the last photo above)
Exif IFD0
* Camera Make = NIKON CORPORATION
* Camera Model = NIKON D70
* Picture Orientation = normal (1)
* Last Modified Date/Time = 2008:10:12 21:57:44
Exif Sub IFD
* Exposure Time (1 / Shutter Speed) = 1/800 second = 0.00125 second
* Lens F-Number/F-Stop = 71/10 = F7.1
* ISO Speed Ratings = 200
* Original Date/Time = 2008:10:12 15:39:46
* Shutter Speed Value (APEX) = 9643856/1000000
Shutter Speed (Exposure Time) = 1/800 second
* Aperture Value (APEX) = 5655638/1000000
Aperture = F7.1
* Flash = Flash did not fire
* Focal Length = 200/1 mm = 200 mm
* Image Width = 2242 pixels
* Image Height = 1495 pixels