diff --git a/client/coral-embed-stream/src/Embed.js b/client/coral-embed-stream/src/Embed.js
index 62a33982d..8335d38d2 100644
--- a/client/coral-embed-stream/src/Embed.js
+++ b/client/coral-embed-stream/src/Embed.js
@@ -126,16 +126,6 @@ class Embed extends React.Component {
     }
   }
 
-  signIn = () => {
-    const {refetch} = this.props.data;
-    const {openSignInPopUp, checkLogin} = this.props;
-
-    openSignInPopUp(() => {
-      checkLogin();
-      refetch();
-    });
-  }
-
   render () {
     const {activeTab} = this.state;
     const {closedAt, countCache = {}} = this.props.asset;
@@ -229,7 +219,7 @@ class Embed extends React.Component {
                : <p>{asset.settings.closedMessage}</p>
             }
 
-            {!loggedIn && <Button id='coralSignInButton' onClick={this.signIn} full>Sign in to comment</Button>}
+            {!loggedIn && <Button id='coralSignInButton' onClick={this.showSignInDialog} full>Sign in to comment</Button>}
 
             {loggedIn && user && <ChangeUsernameContainer loggedIn={loggedIn} offset={signInOffset} user={user} />}
             {loggedIn && <ModerationLink assetId={asset.id} isAdmin={isAdmin} />}
diff --git a/client/coral-framework/actions/auth.js b/client/coral-framework/actions/auth.js
index 0ec40d903..199c98534 100644
--- a/client/coral-framework/actions/auth.js
+++ b/client/coral-framework/actions/auth.js
@@ -22,8 +22,20 @@ function fetchMe() {
 }
 
 // Dialog Actions
-export const showSignInDialog = (offset = 0) => ({type: actions.SHOW_SIGNIN_DIALOG, offset});
-export const hideSignInDialog = () => ({type: actions.HIDE_SIGNIN_DIALOG});
+export const showSignInDialog = () => dispatch => {
+  const signInPopUp = window.open(
+    '/embed/stream/login',
+    'Login',
+    'menubar=0,resizable=0,width=500,height=500,top=200,left=500'
+  );
+
+  signInPopUp.onbeforeunload = fetchMe;
+  // ({type: actions.SHOW_SIGNIN_DIALOG, offset})
+};
+export const hideSignInDialog = () => dispatch => {
+  window.close();
+  // ({type: actions.HIDE_SIGNIN_DIALOG});
+}
 
 export const createUsernameRequest = () => ({type: actions.CREATE_USERNAME_REQUEST});
 export const showCreateUsernameDialog = () => ({type: actions.SHOW_CREATEUSERNAME_DIALOG});
@@ -47,11 +59,19 @@ export const createUsername = (userId, formData) => dispatch => {
     });
 };
 
-export const changeView = view => dispatch =>
+export const changeView = view => dispatch => {
+  switch(view) {
+  case 'SIGNUP':
+    window.resizeTo(500, 700);
+    break;
+  default:
+    window.resizeTo(500, 500);
+  }
   dispatch({
     type: actions.CHANGE_VIEW,
     view
   });
+};
 
 export const cleanState = () => ({type: actions.CLEAN_STATE});