YJSimpleGrid Framework comes with 51 build in module positions . Adding new module grids is a very simple process and within few seconds you can adjust the layout to your own liking. Each  module positon is completely collapsible either by disabling module in module manager or by setting module size to 0 in template manager. Mainbody grid is completely flexible and can swithc sides by simply adjusting default mainbody layout in template manager. Logo width and height can also be adjusted in template manager or completely disabled.