Hi Blobby2,
I thought you were a newby, but I see you have posted many times in the past. Welcome again?

You do not need to put the URL's in brackets which is why they dont work for you.
Once is enough. like this:-

http://www.moorlandschool.co.uk/earth/pangea.htm

P.S Dont let Preearth see any of the above pages
The shock will give him a heart attack