diff --git a/Assets/Scripts/SwipeScript.cs b/Assets/Scripts/SwipeScript.cs
index 223d0ed..b2a4e2a 100644
--- a/Assets/Scripts/SwipeScript.cs
+++ b/Assets/Scripts/SwipeScript.cs
@@ -24,6 +24,7 @@ public class SwipeScript : MonoBehaviour
         Button btnRight = arrowRight.GetComponent<Button>();
 		btnLeft.onClick.AddListener(PreviousText);
 		btnRight.onClick.AddListener(NextText);
+        imageText.sprite = lengths[0];
     }
 
     // Update is called once per frame
@@ -44,22 +45,33 @@ public class SwipeScript : MonoBehaviour
     }
 
     private void NextText(){
-        numberImage ++;
-        if(numberImage == lengthTexts){
-            arrowRight.gameObject.SetActive(false);
-        }else{
-            arrowRight.gameObject.SetActive(true);
+        if(numberImage < lengthTexts)
+        {
+            numberImage ++;
+            if(numberImage == lengthTexts){
+                arrowRight.gameObject.SetActive(false);
+            }else{
+                arrowRight.gameObject.SetActive(true);
+            }
+            if(numberImage != 0){
+                arrowLeft.gameObject.SetActive(true);
+             }
+            imageText.sprite = lengths[numberImage];
         }
-        imageText.sprite = lengths[numberImage];
     }
 
      private void PreviousText(){
-        numberImage --;
-        if(numberImage == 0){
-            arrowLeft.gameObject.SetActive(false);
-        }else{
-            arrowLeft.gameObject.SetActive(true);
+        if(numberImage > 0) {
+            numberImage --;
+            if(numberImage == 0){
+                arrowLeft.gameObject.SetActive(false);
+            }else{
+                arrowLeft.gameObject.SetActive(true);
+            }
+             if(numberImage != lengthTexts){
+                arrowRight.gameObject.SetActive(true);
+             }
+            imageText.sprite = lengths[numberImage]; 
         }
-        imageText.sprite = lengths[numberImage]; 
     }
 }