Barbara Wadriski’s workplace at the FBI’s Mobile headquarters looks more like the back shop of a computer store than a crime lab. Surrounded by work stations, a long table holds the guts of various computers. Equipment in various stages of disassembly sits about, as if this place were the garage of some whiz kid tinkering with a science project. While there are no bodies or fingerprint kits, though, this is a forensics lab as vital to crime-fighting as anything out of “CSI.” Wadriski, an analyst with the bureau’s Computer Analysis and Response Team, spends her days searching for evidence of computer crime…