Simple Observer

simpleObserver.js

function SimpleObserver(){
	var subscribersList=[];

	this.subscribe = function (_objectSub, _methodSub,_id){
		var subscriber = {}
		subscriber.subObject=_objectSub;
		subscriber.subMethod=_methodSub;
		subscriber.subId = _id;
		subscribersList.push(subscriber);
	}
	this.unsubscribe = function (_id){
		for(i=0;i<subscribersList.length;i++){
			if(subscribersList[i].subId==_id){
				subscribersList.splice(i,1);
			}
		}
	}
	this.publish = function (_publishNotification){
		for(i=0;i<subscribersList.length;i++){
			try{
				subscribersList[i].subObject[subscribersList[i].subMethod](_publishNotification);
			}catch(error){
				console.log(error);
			}
		}
	}
}