function openWindow(url, type)
    {
	var width   = 300;
	var height  = 300;
	var left    = (screen.width - width) / 2;
	var top     = (screen.height - height) / 2;
	var params1  = "toolbar=no, location=no, directories=no, status=no, scrollbars=no, menubar=no, resizable=yes," +
		      "top=" + top + ",left=" + left + ",height=" + 600 + ",width=" + 600;
	var params2 = "toolbar=yes, location=yes, directories=yes, status=yes, scrollbars=yes, menubar=yes, resizable=yes," +
		      "top=" + top + ",left=" + left + ",height=" + height + ",width=" + width;

	if (type == 1)
	    spawnWindow = open(url, "", params1);
	else
	    spawnWindow = open(url, "", params2);
    }