1332   register: function(responder) {  argument
1333     if (!this.include(responder))
1334       this.responders.push(responder);
1337   unregister: function(responder) {  argument
1338     this.responders = this.responders.without(responder);
1342     this.each(function(responder) {  argument
1343       if (Object.isFunction(responder[callback])) {
1345           responder[callback].apply(responder, [request, transport, json]);
4448     var responder;
4450       responder = function(event) {  function
4464           responder = function(event) {
4479         responder = function(event) {
4486     responder.handler = handler;
4487     respondersForEvent.push(responder);
4488     return responder;
4519     var responder = _createResponder(element, eventName, handler);
4521     if (!responder) return element;
4525         element.addEventListener("dataavailable", responder, false);
4527         element.attachEvent("ondataavailable", responder);
4528         element.attachEvent("onfilterchange", responder);
4534         element.addEventListener(actualEventName, responder, false);
4536         element.attachEvent("on" + actualEventName, responder);
4573     var responder = responders.find( function(r) { return r.handler === handler; });
4574     if (!responder) return element;
4580         element.removeEventListener("dataavailable", responder, false);
4582         element.detachEvent("ondataavailable", responder);
4583         element.detachEvent("onfilterchange",  responder);
4587         element.removeEventListener(actualEventName, responder, false);
4589         element.detachEvent('on' + actualEventName, responder);
4592     registry.set(eventName, responders.without(responder));