function okno(adres,xx,yy) { //var win; var str=""; gora=50; lewo=Math.round((screen.width-655)/2); var param='width='+xx+', height='+yy+',top='+gora+',left='+lewo+',resizable=1,scrollbars=0,status=0'; id_okno=window.open("","",param); str+='

'; id_okno.document.open(); id_okno.document.write(str); id_okno.document.close(); id_okno.window.focus(); }