function printContents(lang,co,typ)
{
	iWidth = window.screen.width;
	iHeight = window.screen.height;
    wt = 630;
    ht = 460;
    lt = (iWidth - wt) / 2;
    tp = (iHeight - ht) / 2;
    window.open("print.php?lang="+lang+"&co="+co+"&typ="+typ, '', 'height='+ht+',width='+wt+',top='+tp+',left='+lt+',toolbar=no,resizable=no,scrollbars=yes');
}