var printWindow = null;

function printpr()
{
	var OLECMDID = 7;
	var PROMPT = 1;
	var WebBrowser = '<OBJECT ID="WebBrowser1" WIDTH=0 HEIGHT=0 CLASSID="CLSID:8856F961-340A-11D0-A96B-00C04FD705A2"></OBJECT>';
	document.body.insertAdjacentHTML('beforeEnd', WebBrowser);
	WebBrowser1.ExecWB(OLECMDID, PROMPT);
	WebBrowser1.outerHTML = "";
}

function printdialog() 
{
window.print();
    /* try {   
        printpr();
        return;
    } 
    catch(e) 
    {
        if (printWindow == null || printWindow.closed) {
            printWindow = createWindow();
        }
        else {
            showPrint();
        }
    }*/
}

function createWindow()
{
    var jetzt = new Date();
    var newWindow = window.open('print.htm', 'printPreview'+jetzt.getTime(), "width=840,height=560,resizable=no,scrollbars=yes,top=100,left=100");
    newWindow.onload = function () {
        printWindow = newWindow;
        showPrint();
    }
}

function showPrint()
{
    printWindow.document.getElementById('printcontent').innerHTML = document.getElementsByTagName('body')[0].innerHTML;
    printWindow.focus();
}