in static/js/tracker.js [168:178]
function m(e) {
var n = ['msg=' + e];
for (var t in g)
-1 === t.indexOf('plugin_') &&
'requiredFields' !== t &&
'maxUrlLength' !== t &&
g.hasOwnProperty(t) &&
(g[t] || 0 === g[t]) &&
n.push(t + '=' + encodeURIComponent(g[t]));
return n.join('&');
}