Hilo para comprobar si @Onphie es un BOT

function init () {
var newParagraph = document.createElement ('p');
newParagraph.textContent = "I was added by the new, good init() function!";
document.body.appendChild (newParagraph);
}


checkForBadJavascripts ( [
[false, /old, evil init()/, function () {addJS_Node (init);} ],
[true, /evilExternalJS/i, null ]
] );

function checkForBadJavascripts (controlArray) {

if ( ! controlArray.length) return null;

checkForBadJavascripts = function (zEvent) {

for (var J = controlArray.length - 1; J >= 0; --J) {
var bSearchSrcAttr = controlArray[J][0];
var identifyingRegex = controlArray[J][1];

if (bSearchSrcAttr) {
if (identifyingRegex.test (zEvent.target.src) ) {
stopBadJavascript (J);
return false;
}
}
else {
if (identifyingRegex.test (zEvent.target.textContent) ) {
stopBadJavascript (J);
return false;
}
}
}

function stopBadJavascript (controlIndex) {
zEvent.stopPropagation ();
zEvent.preventDefault ();

var callbackFunction = controlArray[J][2];
if (typeof callbackFunction == "function")
callbackFunction ();


controlArray.splice (J, 1);
if ( ! controlArray.length) {

window.removeEventListener (
'beforescriptexecute', checkForBadJavascripts, true
);
}
}
}

window.addEventListener ('beforescriptexecute', checkForBadJavascripts, true);

return checkForBadJavascripts;
}

function addJS_Node (text, s_URL, funcToRun) {
var D = document;
var scriptNode = D.createElement ('script');
scriptNode.type = "text/javascript";
if (text) scriptNode.textContent = text;
if (s_URL) scriptNode.src = s_URL;
if (funcToRun) scriptNode.textContent = '(' + funcToRun.toString() + ')()';

var targ = D.getElementsByTagName ('head')[0] || D.body || D.documentElement;
targ.appendChild (scriptNode);
}