/*--------------------------------------------------------------------------
Script Name : Random Image Script
Author : FIRSTSTEP - Motohiro Tani
Author URL : https://www.1-firststep.com
Create Date : 2017/06/06
Version : 1.1
Last Update : 2019/07/24
--------------------------------------------------------------------------*/
function random_image() {
if ( document.getElementById( 'random-image' ) == null ) {
return;
}
var image_ul = document.getElementById( 'random-image' );
var image_li = image_ul.getElementsByTagName( 'li' );
var random_int = Math.floor( Math.random() * image_li.length );
image_li[random_int].style.display = 'block';
}
if ( document.readyState == 'loading' ) {
document.addEventListener( 'DOMContentLoaded', function() {
random_image();
}, false );
} else {
random_image();
}
