radioWin = null;

function launchRadio() {
	if (radioWin && radioWin.open && !radioWin.closed)
		radioWin.focus();
	else {
		winheight = 350;
		url = '/radioplayer.php';
		options = 'width=360, height=' + winheight + ', location=no, toolbar=no, status=yes, resizable=no';
		if (radioWin)
			radioWin.close();
		radioWin = window.open(url, 'winname', options);
	}
}