VMWARE - Zift data integration

"use strict";

document.addEventListener('DOMContentLoaded', Init);

function Init() {
    var oForm = document.forms[0],
        countryElem = oForm[config.countryUdf],
        stateElem = oForm[config.stateUdf].parentElement.parentElement,
        provinceElem = oForm[config.provinceUdf].parentElement.parentElement;
    provinceElem.style.display = 'none';
    stateElem.style.display = 'none';

    //create hidden Zift iframe.
    var iframe = document.createElement('iframe');
    iframe.id = 'zift-iframe';
    iframe.width = 0;
    iframe.height = 0;
    oForm.appendChild(iframe);

    countryElem.addEventListener('change', dropdown);

    function dropdown() {
        if (countryElem.value == 'CANADA') {
            stateElem.style.display = 'none';
            provinceElem.style.display = 'block';
        }
        if (countryElem.value == "UNITED STATES") {
            stateElem.style.display = 'block';
            provinceElem.style.display = 'none';
        } else {
            stateElem.style.display = 'none';
            provinceElem.style.display = 'none';
        }

    };

}

var g_fnCustomValidationFcn = checkToSend;

function checkToSend() {
    //Inxpo Form and Zift Iframe (Embeds Zift Form), Form Values for both
    var oForm = document.forms[0],
        g_cFirstName = oForm.elements["FirstName"].value,
        g_cLastName = oForm.elements["LastName"].value,
        g_cEMailAddress = oForm.elements["EMailAddress"].value,
        g_cCompanyName = oForm.elements["CompanyName"].value,
        g_cCountry = oForm.elements[config.countryUdf].value,
        g_cState = oForm.elements[config.stateUdf].value,
        g_cProvince = oForm.elements[config.provinceUdf].value,
        g_cCity = oForm.elements["City"].value,
        g_cPostalCode = oForm.elements["PostalCode"].value,
        g_cPhone = oForm.elements["Phone"].value,
        //HTML/Text Block iframe
        g_oZiftIframe = document.getElementById("zift-iframe");
    //Returns PID and PWID value if present, otherwise returns null
    var g_aPIDVal = getQueryParamVal("PID"),
        g_aPWIDVal = getQueryParamVal("PWID");

    //create hiddden input field to capture PID Values.
    var injectPID = document.createElement('input');
    injectPID.type = 'hidden';
    injectPID.name = config.PIDUdf;
    injectPID.value = g_aPIDVal;
    oForm.appendChild(injectPID);

    //create hiddden input field to capture PWID Values.
    var injectPWID = document.createElement('input');
    injectPWID.type = 'hidden';
    injectPWID.name = config.PWIDUdf;
    injectPWID.value = g_aPWIDVal;
    oForm.appendChild(injectPWID);

    //create hiddden input field to capture state field.
    var injectStateProv = document.createElement('input');
    injectStateProv.type = 'hidden';
    injectStateProv.name = 'State/Province';
    injectStateProv.title = "State/Province";
    injectStateProv.value = g_cState;
    oForm.appendChild(injectStateProv);

    function getQueryParamVal(key) {
        var cQueryString = window.location.search.substring(1),
            aParams = cQueryString.split("&");
        for (var i = 0; i < aParams.length; i++) {
            var aKeyValPair = aParams[i].split("=");
            if (aKeyValPair[0].toUpperCase() === key) {
                return aKeyValPair[1];
            }
        }
        return null;
    };

    ///Disable Inxpo Email if the PID or PWID key is present within the Query Parameters
    if (g_aPIDVal !== null || g_aPWIDVal !== null) {
        oForm.ShowPackageKey.value = config.doNotSendPackageKey;
        postToZift();
    }
    //HTML/Text block, set hidden iframe src attribute to pass over to zift form hosted on cms -> pages
    function postToZift() {
        var cURL = "Server.nxp?LASCmd=AI:4;F:APIUTILS!51004&PageID=36A631B6-3637-46F5-A346-F2BB23559BA2" +
            "&FirstName=" + g_cFirstName +
            "&LastName=" + g_cLastName +
            "&EMailAddress=" + g_cEMailAddress +
            "&CompanyName=" + g_cCompanyName +
            "&Country=" + g_cCountry +
            "&State=" + g_cState +
            "&Province=" + g_cProvince +
            "&City=" + g_cCity +
            "&PostalCode=" + g_cPostalCode +
            "&Phone=" + g_cPhone +
            "&PID=" + g_aPIDVal +
            "&PWID=" + g_aPWIDVal;
        g_oZiftIframe.src = cURL;
    };
    return true;
}