Bookmarked at del.icio.us/davidwang:

• XRAY :: for web developers –
• 24 ways: Intricate Fluid Layouts in Three Easy Steps – Tutorial on implementing a YUI Grids-based CSS layout
• YUI: CSS Grid Builder – Build your YUI Grids-based layouts with this tool
• Yahoo! UI Library: Grids CSS –
• Blueprint: A CSS Framework –