function w_open ()
{
	url = w_open.arguments[0];
	if (w_open.arguments[1]) 
	{
		w = w_open.arguments[1];
	} else
	{
		w = screen.width - 10;
	} 
	if (w_open.arguments[2])
	{
		var h = w_open.arguments[2];
	} else
	{
		h = screen.height - 100;
	}
	wn = 'wname' + Math.round (Math.random () * 10000);
	settings = 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,left=100,top=40,width=' + w + ',height=' + h;
//	open (url, wn, settings);
	openedWindow = window.open (url, wn, settings);
	if (openedWindow.opener == null) openedWindow.opener = self;
	openedWindow.focus();
}