Now I have moved this site to a new server with Mavericks and FMS13, it throws up gremlins in odd places but mostly just inside new divisions.
I have zapped gremlins and gone thru the code with a fine tooth and can't find a thing out of place.
The characters I get are like this
... and I think this represents 2 of whatever is causing the problem as in other places there is only one like this ï»¿
I must say that this is the first time I have used FMS's version of Apache and not the one installed with OSXS...