<a href="#" id="a1">First click</a><br/> <a href="#" id="a2">Second click</a> <script> function f() { alert(this.id); } document.body.addEventListener("click", function (event) { f.call(event.target); }); </script>
<a href="#" id="a1">First click</a> <br/> <a href="#" id="a2">Second click</a> <script> function clickMe(e) { alert(this.id); } Array.apply(null, document.links).forEach(function (element) { if (element.id == "a1" || "a2") element.onclick = clickMe; }); </script>