Simple Code modification Needed Immediately

This job must be done immediately. I have a One Page Checkout form for a Payment Gateway that has ask for amount then service fee. I need it to to auto calculate 3.5% for the service fee and then add a total field after the math is done. The values of the original amount needs to remain UMamount and the Service fee field should remain UM02amount, so that the gateway recognizes the fields to process.

must be done asap. for $20

Habilidades: Diseño gráfico, HTML, PHP, Diseño de sitios web

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Información del empleador:
( 25 comentarios ) Atlanta, United States

Nº del proyecto: #4771906

Adjudicado a:


Ready to start :)

$20 USD en 3 días
(0 comentarios)

4 freelancers están ofertando el promedio de $18 para este trabajo


Hello Sir am freelancer webdeveloper and designer am ready to work with you Please Sir Check PM

$15 USD en 3 días
(1 comentario)

Hi,i am ready to work, please check my [login to view URL]!

$20 USD en 1 día
(0 comentarios)

I have good experience in javascript and HTML coding. Can do this quickly and easily.

$15 USD en 3 días
(0 comentarios)