Hi,
Thanks for sharing your requirement here at Freelancer, I will be more than happy to help you.
I have reviewed your attached doc and understand that you have some bugs in your site and want to fix them, so no problem will be fixed but allow me to do the same for you.
I would like to mention that I will take payment only after completion of this job, I will first finish this job and then request you to award and pay at the same time to maintain trust.
Regards,
Kapil