http://placeimg.com/600/400/nature
http://lorempixel.com/400/400/city/
http://placekitten.com/452/450?image='+kk

kk=ent(rnd*30)+1
I[otro]='http://placekitten.com/452/450?image='+kk

http://loremflickr.com/400/400/cordoba,mezquita,'+kk

http://pipsum.com/400x400.jpg
http://pipsum.com/kk/400x400.jpg

http://lorempicsum.com/rio/400/400/6

http://loremflickr.com/400/400/primate
http://loremflickr.com/400/400/serpiente
http://loremflickr.com/400/400/Pars,metro
http://loremflickr.com/400/400/fruits
http://loremflickr.com/400/400/fish,acuarium
http://loremflickr.com/800/600/len%20africano
