ledy

<a href="#" onclick="led('/led1/1')">Led1</a>
<button onclick="led('/led1/1')">Buttton</button>
<button onclick="led('/led2/2')">Buttton</button>


<script>
    function led(path){
        httpRequest = new XMLHttpRequest();
        httpRequest.open('GET', path, true);
        httpRequest.send(null)
    }
</script>