Grid Designer is a tool that very helpful in creating complex grid layouts for the web application or sites, it is extremely easy to use interface. If you’re familiar with the grid, a bit of design and basic typography, using this script should be pretty easy – most of the functions are pretty self-explanatory. If you’re unfamiliar with grids in general, you could start by reading an excellent series of articles by web designer Mark Boulton.
Website:http://grid.mindplay.dk/