firebase.auth().createUserWithEmailAndPassword(email, password).catch(function(error) {
	console.log(error);
});

firebase.auth().signInWithEmailAndPassword(email, password).catch(function(error) {
	console.log(error);
});

firebase.auth().signOut().then(function() {
  // Sign-out successful.
}, function(error) {
	console.log(error);
});

var provider = new firebase.auth.FacebookAuthProvider();

provider.addScope('user_birthday');

firebase.auth().signInWithPopup(provider).then(function(result) {
	console.log(result);
}).catch(function(error) {
	console.log(error);
});

var provider = new firebase.auth.FacebookAuthProvider();

provider.addScope('user_birthday');

firebase.auth().signInWithRedirect(provider);

firebase.auth().getRedirectResult().then(function(result) {
	console.log(result);
}).catch(function(error) {
	console.log(error);
});

firebase.auth().signOut().then(function() {
  // Sign-out successful.
}, function(error) {
  console.log(error);
});

var provider = new firebase.auth.GoogleAuthProvider();

provider.addScope('https://www.googleapis.com/auth/plus.login');

firebase.auth().signInWithPopup(provider).then(function(result) {
	console.log(result);
}).catch(function(error) {
	console.log(error);
});

var provider = new firebase.auth.GoogleAuthProvider();

provider.addScope('https://www.googleapis.com/auth/plus.login');

firebase.auth().signInWithRedirect(provider);

firebase.auth().getRedirectResult().then(function(result) {
	console.log(result);
}).catch(function(error) {
	console.log(error);
});

firebase.auth().signOut().then(function() {
  // Sign-out successful.
}, function(error) {
  console.log(error);
});

var provider = new firebase.auth.TwitterAuthProvider();

firebase.auth().signInWithPopup(provider).then(function(result) {
	console.log(result);
}).catch(function(error) {
	console.log(error);
});

var provider = new firebase.auth.TwitterAuthProvider();

firebase.auth().signInWithRedirect(provider);

firebase.auth().getRedirectResult().then(function(result) {
	console.log(result);
}).catch(function(error) {
	console.log(error);
});

firebase.auth().signOut().then(function() {
  // Sign-out successful.
}, function(error) {
  console.log(error);
});