var newWindow = null;
function popup(url, target)
{
	w = screen.width*(3/4);
	h = screen.height*(3/4);
	l = (screen.width-w)/2;
	t = (screen.height-h)/2;
	widthHeight = "width="+w+",height="+h+",left="+l+",top="+t+",menubar=no,resizable=yes,scrollbars=no,status=no,toolbar=no,location=no";
	if ((newWindow == null) || (newWindow.closed))
	newWindow = window.open(url,target,widthHeight);
	return true
}

function openchat(oForm)
{
	if (oForm.nick.value.length == 0)
	{
		alert ('NICKNAME ES OBLIGATORIO PONERLO.');
	}
	else
	{
		s = oForm.url.value + '?titule=' + oForm.titule.value  + '&nick=' + oForm.nick.value + '&channel=' +  oForm.channel.value + '&uname=' +  oForm.uname.value + '&quitmessage=' + oForm.quitmessage.value;
		popup(s,'chatroom');
	}
	return false;
}

function openchatt(oForm)
{
	if (oForm.nick.value.length == 0)
	{
		alert ('NICKNAME ES OBLIGATORIO PONERLO.');
	}
	else
	{
		s = oForm.url.value + '?canal=' + oForm.canal.value  + '&nick=' + oForm.nick.value;
		popup(s,'chatroomm');
	}
	return false;
}