function printPage()
{
    var url = self.location.href;
    
    if (url.indexOf('?') == -1)
    {
        url = url + "?";
    }
    
    url = url + "&print=1";
    
    window.open(url,'PrintPreview','scrollbars,menubar=no,location=no,status=no,titlebar=no,toolbar=yes,width='+screen.width);
}