In case someone else wants to use clickable pictures in their posts, the syntax is:
[](web link)
so either
[](http://www.LinkToOpen)
or (if the picture is already uploaded to the forum as abc.jpeg):
[](http://www.LinkToOpen)
Note that the forum will turn image links into local links after a few minutes anyway (which is nice)
for example
First way:
Second way: