Track dom element clicks. Tested on chrome.

gistfile1.js

var getPath = function(el) {
    var path = elName = "";
    var siblings, siblingId;
    while(el && elName != "body") {
        elName = el.nodeName.toLowerCase();
        siblings = (el.parentNode)?el.parentNode.childNodes:[];
        siblingId = 0;
        for (var i = 0; i < siblings.length; i++) {
            if (siblings[i] == el) {
                break;
            } else if (siblings[i].nodeName.toLowerCase() == elName) {
                siblingId++;
            }
        }
        path = elName + ":eq(" + siblingId + ")" + ((path)?' > ' + path:'');
        el = el.parentNode;
    }
    return path;
};
dojo.query(document).onclick(function(e){window.__clicks = window.__clicks || []; window.__clicks.push(getPath(e.target));});