ok  in order to post an image  you can go to google image  and search for a photo  than when you find what you want  just right click on it and chose copy image adress


then come to your post and  in the style menu  ( the upper bare  ) you will see a little emoticon of an  image  ( insert image )  just click on it  and you will see something like  

[img ][ /img]  and  just past your link  in between like that  [im.g]https://ae01.alicdn.com/kf/HTB1qe.6dxSYBuNjSspjq6x73VXaR/Bitcoin-Pi-ce-D-or-Ruban-Plaqu-Collection-BTC-Pi-ces-Art-Collection-Cadeau-Nouveau-Drop.jpg_640x640.jpg[/i.mg]  

and the result is as shown above