diff --git a/src/main/webapp/app/view/FreetextAnswerPanel.js b/src/main/webapp/app/view/FreetextAnswerPanel.js
index cf8ace7229294ae84b092b3ef6f58d58bfd1e5f8..f3c17795ca840554e0fef653c74e0248492f1ef4 100644
--- a/src/main/webapp/app/view/FreetextAnswerPanel.js
+++ b/src/main/webapp/app/view/FreetextAnswerPanel.js
@@ -318,7 +318,7 @@ Ext.define('ARSnova.view.FreetextAnswerPanel', {
 			var screenWidth = (window.innerWidth > 0) ? window.innerWidth : screen.width;
 			ARSnova.app.innerScrollPanel = this;
 
-			if (screenWidth > 700) {
+			if (screenWidth > 700 && ARSnova.app.userRole === ARSnova.app.USER_ROLE_SPEAKER) {
 				this.zoomButton.show();
 				this.initializeZoomComponents();
 			}
diff --git a/src/main/webapp/app/view/FreetextDetailAnswer.js b/src/main/webapp/app/view/FreetextDetailAnswer.js
index a6ed22f1eaa0cc65e65066d4760e1a9e6c9e759e..e7ed8949b1d59010cb37c8398a39a641357efcb8 100644
--- a/src/main/webapp/app/view/FreetextDetailAnswer.js
+++ b/src/main/webapp/app/view/FreetextDetailAnswer.js
@@ -234,7 +234,7 @@ Ext.define('ARSnova.view.FreetextDetailAnswer', {
 			ARSnova.app.innerScrollPanel = this;
 			var screenWidth = (window.innerWidth > 0) ? window.innerWidth : screen.width;
 
-			if (screenWidth > 700) {
+			if (screenWidth > 700 && ARSnova.app.userRole === ARSnova.app.USER_ROLE_SPEAKER) {
 				this.zoomButton.show();
 				this.initializeZoomComponents();
 			}
diff --git a/src/main/webapp/app/view/feedbackQuestions/DetailsPanel.js b/src/main/webapp/app/view/feedbackQuestions/DetailsPanel.js
index 21d8164a0d0f52d2e62fca9fc7a0aec0c13092c2..193beff199d409b18ea05f355191a1515fd367cf 100644
--- a/src/main/webapp/app/view/feedbackQuestions/DetailsPanel.js
+++ b/src/main/webapp/app/view/feedbackQuestions/DetailsPanel.js
@@ -138,7 +138,6 @@ Ext.define('ARSnova.view.feedbackQuestions.DetailsPanel', {
 				scope: this,
 				handler: function () {
 					var panel = ARSnova.app.mainTabPanel.tabPanel.feedbackQuestionsPanel;
-	
 					ARSnova.app.questionModel.deleteInterposed(this.questionObj, {
 						success: function () {
 							me.questionObj.destroy();
diff --git a/src/main/webapp/app/view/feedbackQuestions/QuestionsPanel.js b/src/main/webapp/app/view/feedbackQuestions/QuestionsPanel.js
index 57c31384e7c0e6c2a3ac5c9d0fd761b2009bedd4..e51f200cde63185938678d7c2883cddc2b522ad6 100644
--- a/src/main/webapp/app/view/feedbackQuestions/QuestionsPanel.js
+++ b/src/main/webapp/app/view/feedbackQuestions/QuestionsPanel.js
@@ -67,7 +67,7 @@ Ext.define('ARSnova.view.feedbackQuestions.QuestionsPanel', {
 				ARSnova.app.mainTabPanel.tabPanel.feedbackQuestionsPanel.questionsPanel.updateTime();
 			},
 			interval: 1000 // 1 second
-		},
+		}
 	},
 
 	toolbar: null,