Hello, thank you all for your interest in this problem. It was a UTF-8 Byte-Order Mark causing the problem, which from what i've read is an invisible character used by old editors to idenity the file as UTF-8 encoded.
I downloaded Notepad++ as it has an option to remove the BOM from files and...
Now that you mention it I was getting a warning on the W3C validator about a Byte-Order Mark, I think that could be the problem.....I'll download Notepad++ again to remove it and see what happens. Thanks for that!
I have a session based login system on my site which worked fine on another server but I'm getting these errors on this server:
Warning: session_start() [function.session-start]: Cannot send session cookie - headers already sent by (output started at /home/andy86/public_html/index.php:1) in...