add listener to link
by borisjavier
HTML
<ul>
<li><a href="http://www.bbc.co.uk">www.bbc.co.uk</a></li>
<li><a href="http://www.google.co.uk" id="sop">www.google.co.uk</a></li>
</ul>
JavaScript
var Anchors = document.getElementById("sop");
Anchors.addEventListener("click",
function (event) {
event.preventDefault();
if (confirm('Are you sure?')) {
window.location = this.href;
}
},
false);