Untitled

<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8" />
        <title>Print Test</title>

        <script type="text/javascript" src="epos-2.3.0.js"></script>

        <script type="text/javascript">
            var ePosDev = new epson.ePOSDevice();

function connect()
{
    var ipAddress = '192.168.1.23';
    var port = '9100';
    ePosDev.connect(ipAddress, port, callback_connect);
}

function callback_connect(resultConnect)
{
    alert('Callback Called');
    var deviceId = 'local_printer';
    var options = {'crypto' : false, 'buffer' : false};
    alert(resultConnect);

    if ((resultConnect == 'OK') || (resultConnect == 'SSL_CONNECT_OK')) {
        alert('Connected!');
        ePosDev.createDevice(deviceID,ePosDev.DEVICE_TYPE_PRINTER,options,callback_createDevice);
    }
    else
    {
        alert('Not Connected!');
    }
}

var printer = null;

function callback_createDevice(deviceObj, errorCode)
{
    if (deviceObj === null)
    {
        //Displays an error message if the system fails to retrieve the Printer object
        return;
    }
    printer = deviceObj;
    //Registers the print complete event
    printer.onreceive = function(response)
    {
        if (response.success)
        {
            //Displays the successful print message
        }
        else
        {
            //Displays error messages
        }
    };
}

function createData()
{
    printer.addTextAlign(printer.ALIGN_CENTER);
    printer.addText("Hello World\n");
}

function send()
{
    if (ePosDev.isConnected)
    {
        printer.send();
    }
}
</script>
    </head>
    <body>
        <input type="button" onclick="connect()" value="Connect" />
        <input type="button" onClick="send()" value="Print Hello World" />
    </body>
</html>