$(document).ready(function()
{
 setInterval(logToSystem, 15000);
});


function logToSystem() {

    var lastCheck = window.localStorage.getItem('LastKeepAlive');
    var now = new Date(Date.now());
    if(now - lastCheck > 30000) {
        alert('Disconnected ' + ((now-lastCheck)/1000) + ' seconds ago');
    } else {
        alert('Connected for ' + ((now-lastCheck)/1000) + ' seconds');
    }
    AHK('keepAliveCheck');
}

function keepAliveUpdate() {
    var now = new Date(Date.now());
    window.localStorage.setItem('LastKeepAlive',now);
    var response = "success";
    return response
}

/*AHK SCRIPT
keepAliveCheck() {
    wb:=reconnectToPage()
    response:=wb.Evaluate("keepAliveUpdate()")
    wb.Disconnect()
}
*/