firebase/push/

<script src="https://cdn.firebase.com/js/client/2.2.3/firebase.js"></script>
	<script type="text/javascript" src="//cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
	<input type="text" name="firstname" id="firstname"/>
	<button onclick="submit();">click</button>

	<script type="text/javascript">
		//CREATE A FIREBASE
		//var Firebase = require("firebase");
		var fb = new Firebase("https://istudio.firebaseio.com");
		//SAVE DATA
		function submit(){
				var get = $('#firstname').val();
			fb.push({
				 title: "Hello World!",
				 author: get,
				 location: {
				 city: "Bangkok",
				 state: "Thailand",
				 zip: 94103
				}
			});
			//LISTEN FOR REALTIME CHANGES
			fb.on("value", function(data) {
			  var name = data.val() ? data.val().name : "";
			  //alert("My name is " + name);
			  var changedPost = value.val();
			  console.log("data"+changedPost);
			});

		}


	</script>