code: function noConflict(ns){
      
      window.easyXDM = _easyXDM;
      namespace = ns;
      if (namespace) {
          IFRAME_PREFIX = "easyXDM_" + namespace.replace(".", "_") + "_";
      }
      return easyXDM;
  }
docs: Removes easyXDM variable from the global scope. It also returns control
  of the easyXDM variable to whatever code used it before.
  
  @param {String} ns A string representation of an object that will hold
  an instance of easyXDM.
  @return An instance of easyXDM