Here is a basic example of Preloading the content on the webpages.
<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
<script>
$(document).ready(function(){
$("#my_toggle button").click(function(){
$("#my_toggle div").slideToggle();
});
});
</script>
</head>
<body>
<div id="my_toggle">
<button>Toggle slideUp() and slideDown()</button>
<div>This is a paragraph.</div>
</div>
</body>
</html>
Example:
This is a paragraph.
