code style, whitespace, comments.
code style, whitespace, comments.

scottjehl/picturefill,nucliweb/picturefill,chrismcandrew/picturefill,rockmandew/picturefill,yufi113/picturefill,iancrowther/picturefill,samiadelgado/picturefill,guardian/picturefill,chrismcandrew/picturefill,albell/picturefill,patrickkettner/picturefill,yubin-huang/picturefill,samiadelgado/picturefill,purposeindustries/picturefill,purposeindustries/picturefill,yubin-huang/picturefill,ddeveloperr/picturefill,footiealf/picturefill,mcanthony/picturefill,ddeveloperr/picturefill,patrickkettner/picturefill,footiealf/picturefill,albell/picturefill,rockmandew/picturefill,demateu/picturefill,jansepar/picturefill,mcanthony/picturefill,yufi113/picturefill,scottjehl/picturefill,iancrowther/picturefill,demateu/picturefill,guardian/picturefill