cleanup of scaleFix() to be a little smarter and DRYer.
cleanup of scaleFix() to be a little smarter and DRYer.

COBSNAN/mobile-boilerplate,Saajan/uber-mobile,cyprianos/bold,h5bp/mobile-boilerplate,globalepub/mobile-boilerplate,xieQin/mobile-boilerplate,wjb12/mobile-boilerplate,COBSNAN/mobile-boilerplate,filtercake/mobile-boilerplate-timetable-3,cyprianos/bold,wjb12/mobile-boilerplate,xzcb2008/mobile-boilerplate,perfect-pixell/mobile-boilerplate,jamesandersen/jamesandersen.github.io,Saajan/uber-mobile,texnixe/test,fogbrain00/mobile-boilerplate,jamesandersen/jamesandersen.github.io,h5bp/mobile-boilerplate,xieQin/mobile-boilerplate,perfect-pixell/mobile-boilerplate,Cheeriohz/mobileWebPage,xzcb2008/mobile-boilerplate,globalepub/mobile-boilerplate,filtercake/mobile-boilerplate-timetable-3