FAQs with Javsscript

faq-js1.js

// this toggles each question independently
// ref - http://www.w3schools.com/howto/howto_js_accordion.asp
<script>
/* Toggle between adding and removing the "active" and "show" classes when the user clicks on one of the "Section" buttons. The "active" class is used to add a background color to the current button when its belonging panel is open. The "show" class is used to open the specific accordion panel */
var acc = document.getElementsByClassName("accordion");
var i;

for (i = 0; i < acc.length; i++) {
    acc[i].onclick = function(){
        this.classList.toggle("active");
        this.nextElementSibling.classList.toggle("show");
};
}

</script>

faq.css

<style>
/* Style the element that is used to open and close the accordion class */
p.accordion {
    background-color: #eee;
    color: #444;
    cursor: pointer;
    padding: 18px;
    width: 100%;
    text-align: left;
    border: none;
    outline: none;
    transition: 0.4s;
    margin-bottom:10px;
}

/* Add a background color to the accordion if it is clicked on (add the .active class with JS), and when you move the mouse over it (hover) */
p.accordion.active, p.accordion:hover {
    background-color: #ddd;
}

/* Unicode character for "plus" sign (+) */
p.accordion:after {
    content: '\2795'; 
    font-size: 13px;
    color: #777;
    float: right;
    margin-left: 5px;
}

/* Unicode character for "minus" sign (-) */
p.accordion.active:after {
    content: "\2796"; 
}

/* Style the element that is used for the panel class */

div.panel {
    padding: 0 18px;
    background-color: white;
    max-height: 0;
    overflow: hidden;
    transition: 0.4s ease-in-out;
    opacity: 0;
    margin-bottom:10px;
}

div.panel.show {
    opacity: 1;
    max-height: 500px; /* Whatever you like, as long as its more than the height of the content (on all screen sizes) */
}
</style>

faq.html

<h3>FAQs</h3>

<p class="accordion">Q1. What currency is the course charged in?</p>
<div class="panel">A. The course is charged in Australian dollars.</div>

<p class="accordion">Q2. What if the course doesn’t help me?</p>
<div class="panel">A. If it doesn't help you I'll refund the purchase price in full.</div>

<p class="accordion">Q3. When will the webinars take place?</p>
<div class="panel">A. Depending on the mix of countries and time zones for people attending the webinars, I will pick a time that works best for most participants. All webinars will be recorded so you can listen to them again. The private Facebook group will obviously be available 24/7 and I’ll be monitoring and contributing to the discussion regularly.</div>

<p class="accordion">Q4. What is the self-directed mentoring program?</p>
<div class="panel">A. The self-directed mentoring program is designed to help you set-up and run an effective mentee-mentor relationship as part of the course.</div>

faq.js

// this one toggles only one open at a time
// Ref  - http://stackoverflow.com/questions/37745154/only-open-one-accordion-tab-at-one-time
<script>
document.addEventListener("DOMContentLoaded", function(event) { 


var acc = document.getElementsByClassName("accordion");
var panel = document.getElementsByClassName('panel');

for (var i = 0; i < acc.length; i++) {
    acc[i].onclick = function() {
        var setClasses = !this.classList.contains('active');
        setClass(acc, 'active', 'remove');
        setClass(panel, 'show', 'remove');

        if (setClasses) {
            this.classList.toggle("active");
            this.nextElementSibling.classList.toggle("show");
        }
    }
}

function setClass(els, className, fnName) {
    for (var i = 0; i < els.length; i++) {
        els[i].classList[fnName](className);
    }
}

});
</script>