User blog comment:Dragonjet/KC3改/@comment-101.255.85.139-20150803031115/@comment-1820055-20150803063813

you'll have to use external / online URLs, you can upload to imgur or any image hosting site.

Also use direct image link, not the webpage containing it,

e.g. use http://i.imgur.com/xxxx

instead of http://imgur.com/xxxx