diff --git a/library/src/main/java/com/scanlibrary/ScanActivity.java b/library/src/main/java/com/scanlibrary/ScanActivity.java
index ba6628d..9e9d7ca 100644
--- a/library/src/main/java/com/scanlibrary/ScanActivity.java
+++ b/library/src/main/java/com/scanlibrary/ScanActivity.java
@@ -96,12 +96,12 @@ public void onTrimMemory(int level) {
                    If the event is TRIM_MEMORY_COMPLETE, the process will be one of
                    the first to be terminated.
                 */
-                new AlertDialog.Builder(this)
-                        .setTitle(R.string.low_memory)
-                        .setMessage(R.string.low_memory_message)
-                        .create()
-                        .show();
-                break;
+                // new AlertDialog.Builder(this)
+                //         .setTitle(R.string.low_memory)
+                //         .setMessage(R.string.low_memory_message)
+                //         .create()
+                //         .show();
+                // break;
             default:
                 /*
                   Release any non-critical data structures.
diff --git a/library/src/main/java/com/scanlibrary/ScanFragment.java b/library/src/main/java/com/scanlibrary/ScanFragment.java
index 60131a5..e041bc3 100644
--- a/library/src/main/java/com/scanlibrary/ScanFragment.java
+++ b/library/src/main/java/com/scanlibrary/ScanFragment.java
@@ -100,7 +100,7 @@ private void setBitmap(Bitmap original) {
         Bitmap tempBitmap = ((BitmapDrawable) sourceImageView.getDrawable()).getBitmap();
         Map<Integer, PointF> pointFs = getEdgePoints(tempBitmap);
         polygonView.setPoints(pointFs);
-        polygonView.setVisibility(View.VISIBLE);
+        polygonView.setVisibility(View.GONE);
         int padding = (int) getResources().getDimension(R.dimen.scanPadding);
         FrameLayout.LayoutParams layoutParams = new FrameLayout.LayoutParams(tempBitmap.getWidth() + 2 * padding, tempBitmap.getHeight() + 2 * padding);
         layoutParams.gravity = Gravity.CENTER;
@@ -237,4 +237,4 @@ protected void dismissDialog() {
         progressDialogFragment.dismissAllowingStateLoss();
     }
 
-}
\ No newline at end of file
+}