IMHO, "Professional PHP 4" (Wrox Publishers). After that, nothing beats a liberal dose of www.phpbuilder.com and the Microsoft Help file from www.php.net. Cheers Shanx --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.237 / Virus Database: 115 - Release Date: 07-Mar-01