Fyi, imgur: the simple image sharer & TinyPic - Free Image Hosting, Photo Sharing & Video Hosting are the most basic image hosting website.
Simply just upload your screenshot/pictures ; copy & paste the screenshot/pictures' link to your thread would do. >.>"
What's so difficult about uploading them..
*Most people wouldn't understand what's "Forum BB Code" is or about ; so like I said ; just copy & paste the image URL would do.