javascript: void $('img').each(function(i,img) { var $i = $(img), w = $i.width(), h = $i.height(); if ( w && h ) img.src = 'http://placekitten.com/+w+/+h;});
javascript:(function(){$('img').each(function(i,img){var $i = $(img), w = $i.width(), h = $i.height(); if ( w && h ){img.src = 'http://placekitten.com/'+w+'/'+h;}});})()