//Block 1St
function flatCalendarCallback(cal) {
        if (cal.dateClicked) {
          var url = "http://www.dst.co.th/seminar_day.php?calendar=" + cal.date.print("%Y-%m-%d");
         //alert("Jumping to: “" + url + "” (not really).");
          // uncomment the following line to actually jump:
          //window.location = url;
		  window.open(url,"")

        }
      };