Dynamically add pixel once "Reserve Now" button is clicked

reserve-tracking.js

// These events fire for all "Reserve Now" buttons on both Delmonico Steakhouse and Emeril's New Orleans Fish House sections.

// ENOFH tracking script for reserve buttons.
$('.page-node-470 .btn__reserve').each(function() {
  $(this).click(function(e) {
    // DOM: Create the script element
    var jsElm = document.createElement("script");
    // set the type attribute
    jsElm.type = "application/javascript";
    // make the script element load a Simpli.fi one-off tag
    jsElm.src = "https://tag.simpli.fi/sifitag/[50729940-a3d3-0136-d733-06a9ed4ca31b]";
    // finally insert the element to the body element in order to load the script
    document.body.appendChild(jsElm);
  });
});

// Delmonico Steakhouse tracking script for reserve buttons.
$('.page-node-409 .btn__reserve').each(function() {
  $(this).click(function(e) {
    // DOM: Create the script element
    var jsElm = document.createElement("script");
    // set the type attribute
    jsElm.type = "application/javascript";
    // make the script element load a Simpli.fi one-off tag
    jsElm.src = "https://tag.simpli.fi/sifitag/[3b0f7220-a3d4-0136-5057-067f653fa718]";
    // finally insert the element to the body element in order to load the script
    document.body.appendChild(jsElm);
  });
});