And a good php tutorial http://devzone.zend.com/6/php-101-php-for-the-absolute-beginner/ Code (markup):
you can learn PHP on w3schools.org , becasue i also learned from there. and it helps me a lot.you should also have to try this.
PHP manual is very easy and handy. It is available in many format I like .chm format as it is easy to navigate and to search