var page = "ads/popup15.html";
// var windowprops = "width=400,height=400,location=no,toolbar=no,menubar=no,scrollbars=no,resizable=yes,status=no";
// var windowprops = "width=400,height=367";
var windowprops = "width=400,height=500,location=no,toolbar=no,menubar=no,scrollbars=no,resizable=yes,status=no";

var bikky = document.cookie;

 function getCookie(name) { // use: getCookie("name");
    var index = bikky.indexOf(name + "=");
    if (index == -1) return null;
    index = bikky.indexOf("=", index) + 1;
    var endstr = bikky.indexOf(";", index);
    if (endstr == -1) endstr = bikky.length;
    return unescape(bikky.substring(index, endstr));
  }

  function setCookie(name, value) { // use: setCookie("name", value);
    if (value != null && value != "")
      document.cookie=name + "=" + escape(value) + "; expires=";	  
    bikky = document.cookie; // update bikky
  }

function checkCookie() {
  var myCheck = getCookie("popup");
  if (myCheck == null) {
    window.open(page, "", windowprops);
	setCookie('popup', 1);
  } 
}