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<!doctype html>
<html>
<head>
<title>Reverse sliding direction example</title>
<style>
.nav-example { position: relative; width: 612px; height: 612px; }
.nav-slider { position: absolute; top: 0px; left: 0px; z-index: 1;}
#myslider { width:612px; height:612px; }
a.slide-button { position: absolute; padding: 300px 0px 0px 15px; top: 0px; left: 0px; z-index: 12; width: 30px; height: 612px; color: #FFF; background-color: rgba(0,0,0,0.4); text-decoration: none; font-weight: 600; box-sizing: border-box; }
#next-button { left: auto; right: 0px; }
</style>
</head>
<body>
<div class="nav-example">
<div id="myslider" class="nav-slider">
<img src="http://placekitten.com/g/612/612"/>
<img src="https://unsplash.it/612/612"/>
<img src="https://unsplash.it/612/612?random=1"/>
<img src="https://unsplash.it/612/612?random=2"/>
</div>
<a id="prev-button" href="#" class="slide-button"><</a>
<a id="next-button" href="#" class="slide-button">></a>
</div>
</body>
<script src="https://rawgit.com/ruyadorno/simple-slider/master/dist/simpleslider.min.js"></script>
<script>
var isNext = true;
var imgSlider = simpleslider.getSlider({
container: document.getElementById('myslider'),
prop: 'left',
init: -612,
show: 0,
end: 612,
unit: 'px'
});
document.getElementById('prev-button').onclick = function(e) {
if (isNext) {
imgSlider.reverse();
isNext = false;
}
imgSlider.next();
e.preventDefault();
};
document.getElementById('next-button').onclick = function(e) {
if (!isNext) {
imgSlider.reverse();
isNext = true;
}
imgSlider.next();
e.preventDefault();
};
</script>
</html>