you can use sleep function

You can use this script. Once run this code you can get the words.
If you have any doubts in code let me know.

<? ...

You have to use adodb interface to connect to postgresql db.
use this:
$con=&ADONewConnection('postgres');//postgres is default super user for postgresql db.
$con->PConnect(server name,username of...

I can help you. Please let me know how to approach.

You can calculate them in the while loop itself , and store that result value in variable give that to table by creating one more column. If you want to check the rows use the check for $position...

You can use html to pdf converter see the link http://www.rustyparts.com/pdf.php
First read your php file and then write that to an html file then convert this html to pdf file using above specified...

I think there is no function like mysql_numrows, Its mysql_num_rows