function Otevri_okno()
{
	msg = window.open('','nove_okno', 'toolbar=no,menubar=no,location=no,directories=no,scrollbars=no,resizable=no,status=no,width=720,height=720')
}

function Otevri_okno2()
{
	msg = window.open('','nove_okno2', 'toolbar=no,menubar=no,location=no,directories=no,scrollbars=no,resizable=no,status=no,width=380,height=260')
}

function Otevri_okno2a()
{
	msg = window.open('','nove_okno2a', 'toolbar=no,menubar=no,location=no,directories=no,scrollbars=no,resizable=no,status=no,width=380,height=350')
}