MD BrowseGraphic

Elements			Definition and Recommended Practice	Examples
1	fileName	1	URL to a thumbnail image that can be rendered in browser. In order of importance, we recommend these types of images: sample imagery produced by data. map/location representing of data location snapshot of a time series plot an image of the station or lab or as a last resort, a logo associated with data (e.g. project logo). (NOTE: This is the ONLY gco:CharacterString field that SHOULD contain a URL.)	http://www.ngdc.noaa.gov/mgg/ocean_age/data/2008/image/age_ortho_small.gif
2	fileDescription	0..1	Brief sentence that can become an image caption.	crustal ages
3	fileType	0..1	Suffix of image type.	GIF

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