Dont' set listeners to invisible objects

app/src/main/java/in/ac/iitb/gymkhana/iitbapp/fragment/EventFragment.java

@@ -147,10 +147,9 @@ public class EventFragment extends BaseFragment implements View.OnClickListener
                 startActivity(Intent.createChooser(i, "Share URL"));
             }
         });
-       if (event.getEventWebsiteURL() != null)
+       if (event.getEventWebsiteURL() != null && !event.getEventWebsiteURL().isEmpty())
       {
           webEventButton.setVisibility(View.VISIBLE);
-      }
           webEventButton.setOnClickListener(new View.OnClickListener() {
               String eventwebURL = event.getEventWebsiteURL();
               @Override
@@ -160,6 +159,7 @@ public class EventFragment extends BaseFragment implements View.OnClickListener
               }
           });
       }
+    }
 
     @Override
     public void onClick(View view) {