The solution was there and it was discovered by a person outside Autopuzzles.
I invited him to join the site but was afraid some of my friends that are also AP members would just copy/paste it here before him.
It was also a way to let other people join the site.
Pal knew the answer and with much fairplay didn't post it.
Now, again, you just have to click that link to find it and it seems to me fair to give Pal (that was indeed the first) the chance to get the point.
1 will go to Oguerrerob too...the answer he gave was pretty close