function GetCK(strName){
  var cookiesArr = document.cookie.split(";");
  for(var i = 0; i < cookiesArr.length; i++){
    var ck = cookiesArr[i].toString().replace(/(^\s*)|(\s*$)/g, "");
    if(ck.indexOf("=") > 0){
      var ckName = ck.substring(0, ck.indexOf("="));
      if(strName == ckName){
          return unescape(ck.substring(ck.indexOf("=") + 1));
      }
    }
  }
  return "";
}