What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
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We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
I have checked your website and I don't see where you have embedded the code in the website, Kindly confirm if the site you are referring to is www.lainmobank.com? and the form you are trying to embed is the "Contact Us" form under CUENTANOS.html? Please embed your form using and embed code found under Setup & Embed | Embed Form.
To help you decide on which embed code to use please see the guide in this link http://www.jotform.com/help/67-Which-Form-Embed-Code-Should-I-Use.