That's a PHP error.
Ask the question in the PHP forum.
Oh, w.t.h. I don't code in PHP, but even I can see that obvious error:
You are using a " *INSIDE* of a "..." delimited string!
Either change to using apostrophes inside the "..." string or use \" to escape them.
An optimist sees the glass as half full.
A pessimist sees the glass as half empty.
A realist drinks it no matter how much there is.