diff --git a/contrib/mobile/Android/src/org/geuz/onelab/MainActivity.java b/contrib/mobile/Android/src/org/geuz/onelab/MainActivity.java
index d429d45d15e282a61911686371ac4f2ceda6f16f..828e31e859f739fe527c9e61dcbf9b3ae1f29ac5 100644
--- a/contrib/mobile/Android/src/org/geuz/onelab/MainActivity.java
+++ b/contrib/mobile/Android/src/org/geuz/onelab/MainActivity.java
@@ -33,7 +33,6 @@ import android.support.v4.view.ViewPager;
 import android.text.Editable;
 import android.text.TextWatcher;
 import android.util.DisplayMetrics;
-import android.util.Log;
 import android.view.MenuItem;
 import android.view.MotionEvent;
 import android.view.SubMenu;
@@ -470,22 +469,13 @@ public class MainActivity extends Activity {
     	run.setText("Run");
     	reset.setText("Reset");
     	run.setOnClickListener(new OnClickListener() {public void onClick(View v) {
-    		if(run.getText().equals("Show step"))
+    		if(run.getText().equals("Show progress"))
     		{
     			loading.show();
     			return;
     		}
-    		boolean changed = false;
-			for(Parameter p : params){
-				if(p.changed()){
-					changed = true;
-					break;
-				}
-			}
-			if(changed){
+    		else
 				new Run().execute();
-			}
-			getAvailableParam();
 				
 			pager.setCurrentItem(2, true);
 		}});
@@ -699,6 +689,7 @@ public class MainActivity extends Activity {
     		loading.setMessage("...");
     		loading.show();
     		run.setText("Show progress");
+    		reset.setEnabled(false);
     		super.onPreExecute();
     	}
     	
@@ -713,8 +704,9 @@ public class MainActivity extends Activity {
 			loading.dismiss();
 			run.setText("Run");
 			Vibrator v = (Vibrator) getSystemService(Context.VIBRATOR_SERVICE);
-			v.vibrate(500);
+			v.vibrate(350);
 			run.setEnabled(true);
+			reset.setEnabled(true);
 			glView.requestRender();
 			super.onPostExecute(result);
 		}
diff --git a/contrib/mobile/drawGModel.cpp b/contrib/mobile/drawGModel.cpp
index ee283f6fa72bc4f90d24e01472c84c5e2c8e6a11..7704aa4a0dac3e9469a3f52578549b82fabccd0e 100644
--- a/contrib/mobile/drawGModel.cpp
+++ b/contrib/mobile/drawGModel.cpp
@@ -541,7 +541,7 @@ void drawGModel::drawView()
 	this->drawPost();
 	if(_showGeom) this->drawGeom();
 	if(_showMesh) this->drawMesh();
-	this->drawScale();
+	//this->drawScale();
 	glDisable(GL_LIGHTING);
 	glDisable(GL_LIGHT0);
 	glDisable(GL_DEPTH_TEST);