How To print asp page

Yuvaraj.S

<script language="JavaScript" type="text/javascript">

        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=0,height=0');

         printWindow.document.write(printContent.innerHTML);

         printWindow.document.close();

         printWindow.focus();

         printWindow.print();

         printWindow.close();

         return true

        }

    </script>