How to print explain using PHP

I'm working with PHP and Postgres, and if I try to do an EXPLAIN query, with
PHP, to the postgres backend the output goes to the error_log file of apache
and I don't know how to redirect that output to the browser.
Does anyone know how I can do this?

Saludos... ;-)

--
System Administration: It's a dirty job,
but someone told I had to do it.
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Martín Marqués            email:     martin@math.unl.edu.ar
Santa Fe - Argentina        http://math.unl.edu.ar/~martin/
Administrador de sistemas en math.unl.edu.ar
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