OAKLAND -- Business is picking up here in Oakland. The A's have made four more roster moves on Friday. The team has acquired pitcher Pat Neshek from the Orioles in a trade, recalled Derek Norris and Michael Taylor from Sacramento and made official the worst-kept secret in baseball that Dan Straily is starting Friday.Taylor is here to fill in for Seth Smith, who hit the DL with a left hamstring strain. Norris will be the starting catcher since Kurt Suzuki has been traded to the Nationals. And Neshek will provide depth in the bullpen. Evan Scribner and Jim Miller have been optioned to Triple-A to make room for Straily and Neshek.Neshek, 31, has been in Triple-A Norfolk all season where his numbers have been solid. He is 3-2 with a 2.66 ERA and 11 saves in 35 appearances. He has 49 strikeouts in 44 innings and has walked just seven batters. He spent five seasons with the Twins and one with the Padres.Taylor is leading the River Cats with a .301 batting average and has 11 homers and 57 RBIs in 95 games in Sacramento. Taylor's 67 walks rank him second in the Pacific Coast League. He was with the A's for four games from May 4 to May 10.