;     helpers.each(leftBoxes, function(box) {     totalLeftBoxesWidth += box.width;    });     helpers.each(rightBoxes, function(box) {     totalRightBoxesWidth += box.width;    });     helpers.each(topBoxes, function(box) {     totalTopBoxesHeight += box.height;    });    helpers.each(bottomBoxes, function(box) {     totalBottomBoxesHeight += box.height;    });     