diff --git a/webpack/lib/channel-controller.js b/webpack/lib/channel-controller.js
index 582ca2e..aef4306 100644
--- a/webpack/lib/channel-controller.js
+++ b/webpack/lib/channel-controller.js
@@ -215,7 +215,7 @@ export default class ChannelController{
 			gs.get.popup.hide();
 
 			/* (2) Manage error */
-			if( rs.error !== 0 || rs.cid == null )
+			if( rs.error !== 0 )
 				return false;
 
 			/* (3) Reload channel list */
@@ -227,4 +227,73 @@ export default class ChannelController{
 
 	}
 
+
+	/* (8) Removes the current channel
+	*
+	* @return removed<bool>				Whether the channel has been removed
+	*
+	---------------------------------------------------------*/
+	remove(){
+
+		/* (2) Try to remove channel in API */
+		api.call(`DELETE /channel/${gs.get.content.cid}`, {}, function(rs){
+
+			/* (1) Hide popup */
+			gs.get.popup.hide();
+
+			/* (2) Reload channel list */
+			this.fetch();
+
+		}.bind(this), auth.token);
+
+		return true;
+
+	}
+
+
+	/* (9) Invite a friend to the current channel
+	*
+	* @username<String>					Username
+	*
+	---------------------------------------------------------*/
+	invite(username=null) {
+
+		/* (1) Manage invalid @username */
+		if( typeof username !== 'string' )
+			return false;
+
+		/* (2) Try to remove channel in API */
+		api.call(`POST /channel/subscribe/${gs.get.content.cid}/${username}`, {}, function(rs){
+
+			/* (1) Hide popup */
+			gs.get.popup.hide();
+
+		}.bind(this), auth.token);
+
+		return true;
+
+	}
+
+
+	/* (10) Leave the current channel
+	*
+	---------------------------------------------------------*/
+	leave(){
+
+		/* (1) Try to leave channel in API */
+		api.call(`DELETE /channel/subscribe/${gs.get.content.cid}`, {}, function(rs){
+
+			/* (1) Hide popup */
+			gs.get.popup.hide();
+
+			/* (2) Reload channels */
+			this.fetch();
+
+
+		}.bind(this), auth.token);
+
+		return true;
+
+	}
+
 }
\ No newline at end of file
diff --git a/webpack/lib/popup-controller.js b/webpack/lib/popup-controller.js
index 2cd4806..18be6c7 100644
--- a/webpack/lib/popup-controller.js
+++ b/webpack/lib/popup-controller.js
@@ -105,7 +105,7 @@ export default class PopupController{
 		/* (5) Remove channel */
 		this.register('channel.remove', {
 			reset(){ },
-			submit(){ this.parent.loading = gs.get.channel.remove(); }
+			submit(){ this.parent.loading = gs.get.channel.remove(gs.get.content.cid); }
 		});
 
 		/* (6) Remove channel */
@@ -123,7 +123,7 @@ export default class PopupController{
 		/* (7) Leave channel */
 		this.register('channel.leave', {
 			reset(){ },
-			submit(){ this.parent.loading = gs.get.channel.remove(); }
+			submit(){ this.parent.loading = gs.get.channel.leave(); }
 		});
 
 		/* (8) Change password */