if you need a way to quickly sift through your pics and acdsee wont quite do it ( not on the mac side of things anyway i cant do windows without acdsee 2 but thats a other story ) and preview is a tad cumbersome and slow ( it is for me anyway )
try FFview a free graphics viewer http://www.feedface.com/projects/ffview.html
try FFview a free graphics viewer http://www.feedface.com/projects/ffview.html