Thanks David.
That tidied it up nicely.
 
-----Original message-----
> From:David Sommerseth <[log in to unmask]>
> Sent: Friday 3rd February 2017 7:04
> To: Bill Maidment <[log in to unmask]>
> Subject: Re: PHP issue with Firefox-45.7.0-1.el7_3.x86_64
> 
> You might need this line as well:
> 
>     header('Content-Disposition: inline; filename="the.pdf"');
> 
>