adding additional checks for registered items before proceeding. props @topdown
adding additional checks for registered items before proceeding. props @topdown

afragen/airplane-mode,slaFFik/airplane-mode,kraftbj/airplane-mode,cklosowski/airplane-mode,KillerDesigner/airplane-mode,johnbillion/airplane-mode,webdev1001/airplane-mode,norcross/airplane-mode,morganestes/airplane-mode