incrediBILL - 7:51 pm on Feb 4, 2013 (gmt 0)
you don't need "responsive design" for that. for example, fixed layouts will be autoresized upon loading with this code:
I've been down both paths and if you want it to look reasonable on much smaller formats you need responsive design. Fixed layouts that simply resize turn to muck real fast when the view port exceeds the design limitation while a responsive design nicely degrades to properly fit.