Index: src/components/org/apache/jmeter/control/gui/TransactionControllerGui.java
===================================================================
--- src/components/org/apache/jmeter/control/gui/TransactionControllerGui.java	(revision 497882)
+++ src/components/org/apache/jmeter/control/gui/TransactionControllerGui.java	(working copy)
@@ -20,16 +20,28 @@
 
 import java.awt.BorderLayout;
 
+import org.apache.jmeter.control.ForeachController;
 import org.apache.jmeter.control.TransactionController;
 import org.apache.jmeter.control.gui.AbstractControllerGui;
+import org.apache.jmeter.gui.util.VerticalPanel;
 import org.apache.jmeter.testelement.TestElement;
+import org.apache.jmeter.util.JMeterUtils;
 
+import javax.swing.JCheckBox;
+import javax.swing.JLabel;
+import javax.swing.JPanel;
+import javax.swing.JTextField;
+
 /**
  * A Transaction controller component.
  * 
  * @version $Revision$ on $Date$
  */
 public class TransactionControllerGui extends AbstractControllerGui {
+
+	// add duration of timers to total con
+	private JCheckBox includeTimers;
+
 	/**
 	 * Create a new TransactionControllerGui instance.
 	 */
@@ -37,6 +49,20 @@
 		init();
 	}
 
+	/**
+	 * A newly created component can be initialized with the contents of a Test
+	 * Element object by calling this method. The component is responsible for
+	 * querying the Test Element object for the relevant information to display
+	 * in its GUI.
+	 * 
+	 * @param element
+	 *            the TestElement to configure
+	 */
+	public void configure(TestElement element) {
+		super.configure(element);
+		includeTimers.setSelected(((TransactionController) element).getIncludeTimers());
+	}
+	
 	/* Implements JMeterGUIComponent.createTestElement() */
 	public TestElement createTestElement() {
 		TransactionController lc = new TransactionController();
@@ -45,8 +71,11 @@
 	}
 
 	/* Implements JMeterGUIComponent.modifyTestElement(TestElement) */
-	public void modifyTestElement(TestElement el) {
-		configureTestElement(el);
+	public void modifyTestElement(TestElement lc) {
+		configureTestElement(lc);
+		if (lc instanceof TransactionController) {
+			((TransactionController) lc).setIncludeTimers(includeTimers.isSelected());
+		}
 	}
 
 	public String getLabelResource() {
@@ -60,5 +89,24 @@
 		setLayout(new BorderLayout());
 		setBorder(makeBorder());
 		add(makeTitlePanel(), BorderLayout.NORTH);
+		JPanel mainPanel = new JPanel(new BorderLayout());
+		mainPanel.add(createPanel(), BorderLayout.NORTH);
+		add(mainPanel, BorderLayout.CENTER);
 	}
+	
+	/**
+	 * Create a GUI panel containing the possible options
+	 * 
+	 * @return a GUI panel containing the possible options
+	 */
+	private JPanel createPanel() {
+		VerticalPanel panel = new VerticalPanel();
+
+		// Checkbox
+		includeTimers = new JCheckBox(JMeterUtils.getResString("transaction_controller_include_timers"), true);
+
+		panel.add(includeTimers);
+
+		return panel;
+	}
 }
Index: src/components/org/apache/jmeter/control/TransactionController.java
===================================================================
--- src/components/org/apache/jmeter/control/TransactionController.java	(revision 497882)
+++ src/components/org/apache/jmeter/control/TransactionController.java	(working copy)
@@ -21,8 +21,10 @@
 import java.io.Serializable;
 
 import org.apache.jmeter.samplers.SampleEvent;
+import org.apache.jmeter.samplers.SampleListener;
 import org.apache.jmeter.samplers.SampleResult;
 import org.apache.jmeter.samplers.Sampler;
+import org.apache.jmeter.testelement.property.BooleanProperty;
 import org.apache.jmeter.threads.JMeterContext;
 import org.apache.jmeter.threads.JMeterThread;
 import org.apache.jmeter.threads.JMeterVariables;
@@ -35,15 +37,19 @@
  * Transaction Controller to measure transaction times
  * 
  */
-public class TransactionController extends GenericController implements Controller, Serializable {
+public class TransactionController extends GenericController implements Controller, SampleListener, Serializable {
 	protected static final Logger log = LoggingManager.getLoggerForClass();
 
+	private final static String INCLUDE_TIMERS = "TransactionController.includeTimers";
+
 	transient private String threadName;
 
 	transient private ListenerNotifier lnf;
 
 	transient private SampleResult res;
 
+	transient private long pauseTime, prevEndTime;
+	
 	/**
 	 * Creates a Transaction Controller
 	 */
@@ -76,6 +82,8 @@
 			calls = 0;
 			res = new SampleResult();
 			res.sampleStart();
+			prevEndTime = res.getStartTime();
+			pauseTime = 0;
 		}
 
 		calls++;
@@ -88,6 +96,7 @@
 			if (res == null) {
 				log_debug("already called");
 			} else {
+				res.incIdleTime(pauseTime);
 				res.sampleEnd();
 				res.setSuccessful(true);
 				res.setSampleLabel(getName());
@@ -111,4 +120,26 @@
 
 		return returnValue;
 	}
+	
+	public void sampleOccurred(SampleEvent e) {
+		if (!getIncludeTimers()) {
+			SampleResult r = e.getResult();
+			pauseTime += r.getEndTime() - r.getTime() - prevEndTime;
+			prevEndTime = r.getEndTime();
+		}
+	}
+	
+	public void sampleStarted(SampleEvent e) {
+	}
+	
+	public void sampleStopped(SampleEvent e) {
+	}
+	
+	public void setIncludeTimers(boolean b) {
+		setProperty(new BooleanProperty(INCLUDE_TIMERS, b));
+	}
+
+	public boolean getIncludeTimers() {
+		return getPropertyAsBoolean(INCLUDE_TIMERS, false);
+	}
 }
Index: src/core/org/apache/jmeter/resources/messages.properties
===================================================================
--- src/core/org/apache/jmeter/resources/messages.properties	(revision 497856)
+++ src/core/org/apache/jmeter/resources/messages.properties	(working copy)
@@ -712,6 +712,7 @@
 timelim=Time limit
 time_format=Format string for SimpleDateFormat (optional)
 transaction_controller_title=Transaction Controller
+transaction_controller_include_timers=Include timer duration in runtime summary.
 unbind=Thread Unbind
 uniform_timer_delay=Constant Delay Offset (in milliseconds)\:
 uniform_timer_memo=Adds a random delay with a uniform distribution