var mName = "tmg";
    function mObject(mName){
      if (navigator.appName.indexOf ("Microsoft") !=-1){
        return window[mName];
      } else {
        return document[mName];
      }
    }
    function callTheFunction(name,parameters) {
      mObject(mName).SetVariable("_root.functionSet",name);
      mObject(mName).SetVariable("_root.params",parameters);
    }