https://addons.mozilla.org/en-US/firefox/addon/9221
Download that addon then all you have to do is right click an image and it will rehoast it and copy the link to your clip board so you can just paste it straight into the insert image button.
Download that addon then all you have to do is right click an image and it will rehoast it and copy the link to your clip board so you can just paste it straight into the insert image button.