Crop Images Contextually

Crop Images Contextually:

“Cropping and resizing your images for the Web is a common technique for creating smaller thumbnail images that download quickly. However, we've seen many sites that either use HTML's width and height attributes to resize larger images, or minimally crop and resize their images to lose vital information (see Figure 1). A better way to create images optimized for the Web is to crop them contextually.”

What is cropping contextually? Many times digital images shot for Web use have a border of useless space around the object(s) of interest. Rather than crop to just the film or chip's border, crop contextually down to the minimum dimensions that still convey the meaning or context of your image…

http://www.websiteoptimization.com/speed/tweak/crop/