function detectPopupBlocker() {
    if(location.href.indexOf('backup.sg-office.com')<0 && location.href.indexOf('localhost')<0){
		var test = window.open('about:blank',"","width=100,height=100");
		try {
				test.close();
				
		} catch (e) {
				alert("Pop-ups blocked. Pls allow pop up for this application or disable your pop-up before accessing it. Thank you.");
		}
    }
}

// Created by: Simon Willison
// http://simon.incutio.com/archive/2004/05/26/addLoadEvent
function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}

addLoadEvent(detectPopupBlocker);