hello and welcome to this tutorial about how to post pictures on this runescape gallery, to start you must to do a screenshot of your best moment that you want to let us know.
to do that you must to press the bottom:
and go to edicion / paste IN PAINT.
now all you have to do is to upload the picture at scapemania, for that you must to use the "image" buttom while doing a post
but you must to have the image url, so you have to upload the picture at the page
www.xooimage.com there you can search for a picture and envoye it to give the url to give the url requiered to upload the picture.