Untitled

<?php header("Access-Control-Allow-Origin: *"); ?>

<html>
<head>

<script>

function success(response){
    document.getElementById("response").innerHTML = response;
}

window.onerror = function (message, url, line, column, error) {

    obj = {
        'type':'error',
        'message':message,
        'line':line,
        'column':column
    }
    obj.url = (url != '') ? url : window.location.href;
    obj.stack = (error != null) ? error.stack : null;
    postAjax("/jserrors/logger.php", obj);

    return true;
};

function postAjax(url, data) {
    var params = Object.keys(data).map(
        function(k){ return encodeURIComponent(k) + '=' + encodeURIComponent(data[k]) }
    ).join('&');

    var xhr = window.XMLHttpRequest ? new XMLHttpRequest() : new ActiveXObject("Microsoft.XMLHTTP");
    xhr.open('POST', url, true);
    xhr.onreadystatechange = function() {
        if (xhr.readyState>3 && xhr.status==200) {}
    };
    xhr.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
    xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
    xhr.send(params);
    return xhr;
}
</script>

<script src="http://www.jbcse.com/script.php" crossorigin="anonymous" onerror="alert();"></script>

</head>
<body>

<div id="response"></div>

<script>

function a(){
    b();
}

function b(){
    c();
}

function c(){
    derp();
}

a();

</script>


</body>
</html>