very small php script

Avg Bid (USD)
$5 / hr
Project Budget (USD)
$2 - $8 / hr

Project Description:
I need a raw php script which i can use anywhere into template.

I have a pdf file to my server, wanna give security to download to this pdf by PIN code which i will provide user by mail or anyway.

Any kind of advice will be appreciated .

NO Framework plz (joomla/wordpress/...etc)

My Budget is too Low, sorry for that

Thank You

Additional Project Description:
04/25/2013 at 5:41 BST
i will give the PIN which will made by your tool..which will be generate random....if one PIN already used ,2nd time will not work

Hours of work: Unspecified Project Duration: 1 - 4 weeks Skills required:
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