	GET ASPECT RATIO
width / height


	RULES
bigger ratio  =  shorter height or wider width
smaller ratio  =  taller height or narrower width

bigger ratio = shorter height
bigger ratio = wider width

smaller ratio = taller height
smaller ratio = narrower width

wider width = bigger ratio
shorter height = bigger ratio

taller height = smaller ratio
narrower width = smaller ratio


	EXAMPLES
240x320 = 0.75
320x300 = 1.067
320x240 = 1.333
320x200 = 1.6