/**
 * 事件委托
 */
function EventProxy(){};
EventProxy.prototype = {
		construct: EventProxy,
		init: function(){
			$('body').append('<div id="eventProxy"></div>');
		},
		_eventList: {},
		on: function(eventName,fun){
			$('#eventProxy').bind(eventName,function(e,inParam){
				fun(inParam);
			});
		},
		emit: function(eventName,inParam){
			$('#eventProxy').trigger(eventName,inParam);
		}
};
var eventProxy = new EventProxy();