function printPartOfPage(elementId) {
    var printContent = document.getElementById(elementId);
    var windowUrl = 'about:blank';
    var uniqueName = new Date();
    var windowName = 'Print' + uniqueName.getTime();

    var printWindow = window.open(windowUrl, windowName, 'left=50000,top=50000,width=350,height=325');

    printWindow.document.write(printContent.innerHTML);
    printWindow.document.close();
    printWindow.focus();
    printWindow.print();
    printWindow.close();
}