The first place you should check is with your host. Most hosts supply such a form for free. If you find that they do not, then the following scripts are recommended, depending on your server model.
Forms allow a person to send data to the WWW server. You can use the INPUT, TEXTAREA and SELECT tags to add individual elements, such as checkboxes, input fields or "drop down" lists to your form.
FORM has one required attribute, ACTION, specifying the URL of a CGI script which processes the form and sends back feedback. (You will need to check with your host, what is recommended for this field.