you can do this under Image> Adjustments> Brightness/Contrast and pull the slider on the Brightness down. You may want to increase the contrast if needed.
Duplicate the Background layer, then set the Blending Mode of that layer to Multiply. From there you can add a Layer Mask and paint away any areas that got too dark.
It's used primarily to darken part of an image.
PHOTOSHOP
Photoshop is picture editor,what you mean?good picture editor?best free picture editors are GIMP and Picasa,i recommend to you Picasa
no
from filter menu
Adobe Photoshop CS5
You can use photoshop or another picture editing program to digitally edit the picture.
Adobe Photoshop CS5
Photoshop can do this
Open Photoshop, open your picture in Photoshop from File>Open, then start making changes. Of course if you are unfamiliar with Photoshop, you may want to learn the basics first.
photoshop
Find the picture and right mouse click on it select copy and then paste. Remember that Photoshop pictures when saved are defaulted to its own PSD file name. If you want another file type you must load the picture in Photoshop and then you must "save as" what ever picture type you want