1. "you really coulda googled this one..." In response to Reply # 0
or hit up about.com. The short version is that you need to add an action that records the steps you take to resize an image. Then file >> automate >> batch and select the action and the files you want to apply the action to.
----------------------- "I'm so glad I got my own I'm so glad that I can see my life's a natural high the man can't put no thing on me" (c) Curtis Mayfield