Edit in JSFiddle

if (!window.position) {
    window.position = function() {
        return (navigator.appName.toLowerCase().indexOf("explorer") >= 0) ? { x: window.screenLeft, y: window.screenTop } : { x: window.screenX, y: window.screenY };
    };
};

$(function() {
    function showWinPos() {
        $("#valueX").text(window.position().x);
        $("#valueY").text(window.position().y);
    };
    
    setInterval(function() { showWinPos(); });
});
<table>
    <thead>
        <tr>
            <th colspan="2" style="font-variant:small-caps;padding:1em;">
                <p>Window Position</p>
            </th>
        </tr>
        <tr>
            <th style="border-right:1px solid;">
                <p>X</p>
            </th>
            <th>
                <p>Y</p>
            </th>
        </tr>
    </thead>
    <tbody>
        <tr>
            <td>
                <p id="valueX"></p> 
            </td>
            <td>
                <p id="valueY"></p> 
            </td>
        </tr>
    </tbody>
</table>
table {
    border-collapse: collapse;
    margin: 1em auto;
}
table, th, td, p {
    text-align: center;
}
th p {
    text-decoration: underline;
}
td {
    width: 50px;
}
td:first-child {
    border-right: 1px solid;
}
td p {
    background-color: #FFA;
}