diff --git a/src/holt_widget.cc b/src/holt_widget.cc
index 525afbd..5b766b6 100644
--- a/src/holt_widget.cc
+++ b/src/holt_widget.cc
@@ -705,7 +705,10 @@ HoltWidget::draw_widget(cairo_t* ctx)
 void
 HoltWidget::calc_drawing_size(cairo_t* ctx, size_t& width, size_t& height)
 {
+#ifndef DNDEBUG
   cout << "Holt widget BEFORE calc_drawing_size width=" << width << " height=" << height << endl;
+#endif
+
   // int pos   = _simulation->get_front();
   // const History& hist = _simulation->get_history();
   int max   = _n_proc;
@@ -714,7 +717,7 @@ HoltWidget::calc_drawing_size(cairo_t* ctx, size_t& width, size_t& height)
   cairo_text_extents_t extents;
 
   // std::cout << " x_unit: " << std::endl;
-  Glib::ustring val("Process 999   Resource 999");
+  static const Glib::ustring val("Process 999   Resource 999");
   cairo_text_extents(ctx, val.c_str(), &extents);
   _radius = extents.width/4.0;
 
diff --git a/src/ready_queue_widget.cc b/src/ready_queue_widget.cc
index dee519b..9f5a1ce 100644
--- a/src/ready_queue_widget.cc
+++ b/src/ready_queue_widget.cc
@@ -35,11 +35,11 @@
 using namespace sgpem;
 
 static const Glib::ustring string_start = _("<b>Ready queue: { </b>");
-static const Glib::ustring string_end  = "<b> }</b>";
-static const Glib::ustring separator   = " ~ ";
+static const Glib::ustring string_end   = _("<b> } at instant </b>");
+static const Glib::ustring separator    = " ~ ";
 
 ReadyQueueWidget::ReadyQueueWidget(History& history)
-  : Gtk::Label(string_start + string_end), _h(history)
+  : Gtk::Label(string_start + string_end + "0"), _h(history)
 {
   _h.attach(*this);
 
@@ -58,16 +58,18 @@ ReadyQueueWidget::~ReadyQueueWidget()
 void 
 ReadyQueueWidget::update(const History& changed_history)
 {
-  Glib::ustring text(string_start);
-  
+  std::ostringstream oss;
+  oss << string_start;
+
   const ReadyQueue& rq = changed_history.get_last_environment().get_sorted_queue();
   size_t size = rq.size();
 
   for(size_t i = 0; i < size; ++i)
-    text += Glib::Markup::escape_text(rq.get_item_at(i).get_name()) + separator;
+    oss << Glib::Markup::escape_text(rq.get_item_at(i).get_name()) << separator;
 
-  text += string_end;
+  unsigned int instant = changed_history.get_front() == 0 ? 0 : changed_history.get_front() - 1;
+  oss << string_end << instant;
   
-  set_markup(text);
+  set_markup(oss.str());
 }