I have svg and img introduction before proceed to the main page. how I show this introduction only once? here is my code:
<div class="preload">
<div class="intro">
<img src="svg/toreriha_text_animated.svg">
<img class="bground" src="/img/background.png">
</div>
</div>
<script type="text/javascript">
setTimeout(function() {
//After 9000 milliseconds, fade out the intro. The animation duration is 500 ms.
$(".intro").fadeOut(500);
}, 9000);
</script>