diff -u -r1.2 -r1.3
--- EcalCrystalFilter.java	7 Jun 2012 15:06:58 -0000	1.2
+++ EcalCrystalFilter.java	8 Jun 2012 16:43:07 -0000	1.3
@@ -85,8 +85,14 @@

     private JComboBox xCombo;
     private JComboBox yCombo;
     private JButton blankButton;

+    private JLabel xLabelTop, yLabelTop;
+    private JComboBox xComboTop;
+    private JComboBox yComboTop;
+    private JButton blankButtonTop;

     private static final Integer[] xList = new Integer[46];
     private static final Integer[] yList = new Integer[10];

+    private static final Integer[] xListTop = new Integer[46];
+    private static final Integer[] yListTop = new Integer[10];

     int eventRefreshRate = 1;
     int eventn = 0;
     boolean hide = false;

@@ -103,6 +109,7 @@

         for (int i = -23; i <= 23; i++) {
             if (i != 0) {
                 xList[count] = i;

+                xListTop[count] = i;

                 count++;
             }
         }

@@ -110,6 +117,7 @@

         for (int i = -5; i <= 5; i++) {
             if (i != 0) {
                 yList[count] = i;

+                yListTop[count] = i;

                 count++;
             }
         }

@@ -320,21 +328,21 @@

         plotterFrameTop = new AIDAFrame();
         plotterFrameTop.setTitle("HPS Top ECal Crystal Filter Plots");
 

-        //xCombo = new JComboBox(xList);
-        //xCombo.addActionListener(this);
-        //xLabel = new JLabel("x");
-        //xLabel.setLabelFor(xCombo);
-        //plotterFrameTop.getControlsPanel().add(xLabel);
-        //plotterFrameTop.getControlsPanel().add(xCombo);
-        //yCombo = new JComboBox(yList);
-        //yCombo.addActionListener(this);
-        //yLabel = new JLabel("y");
-        //yLabel.setLabelFor(yCombo);
-        //plotterFrameTop.getControlsPanel().add(yLabel);
-        //plotterFrameTop.getControlsPanel().add(yCombo);
-        //blankButton = new JButton("Hide histogram");
-        //plotterFrameTop.getControlsPanel().add(blankButton);
-        //blankButton.addActionListener(this);

+        xComboTop = new JComboBox(xListTop);
+        xComboTop.addActionListener(this);
+        xLabelTop = new JLabel("xT");
+        xLabelTop.setLabelFor(xComboTop);
+        plotterFrameTop.getControlsPanel().add(xLabelTop);
+        plotterFrameTop.getControlsPanel().add(xComboTop);
+        yComboTop = new JComboBox(yListTop);
+        yComboTop.addActionListener(this);
+        yLabelTop = new JLabel("yT");
+        yLabelTop.setLabelFor(yComboTop);
+        plotterFrameTop.getControlsPanel().add(yLabelTop);
+        plotterFrameTop.getControlsPanel().add(yComboTop);
+        blankButtonTop = new JButton("Hide histogram (Top)");
+        plotterFrameTop.getControlsPanel().add(blankButtonTop);
+        blankButtonTop.addActionListener(this);

 
         // Setup the plotterTop.
         plotterTop = aida.analysisFactory().createPlotterFactory().create();

@@ -405,8 +413,8 @@

         plotterTop2.region(2).plot(tTPlots[-5 + 23][2 + 5 - 1]);
         plotterTop3.region(2).plot(tTPlots[-5 + 23][2 + 5 - 1]);
         plotterTop4.region(2).plot(aTPlots[-5 + 23][2 + 5 - 1]);

-        //xCombo.setSelectedIndex(-5 + 23);
-        //yCombo.setSelectedIndex(2 + 5 - 1);

+        xComboTop.setSelectedIndex(-5 + 23);
+        yComboTop.setSelectedIndex(2 + 5 - 1);

@@ -810,10 +818,7 @@

             /*
             plotter3.region(2).clear();
             plotter4.region(2).clear();

-            plotterTop.region(2).clear();
-            plotterTop2.region(2).clear();
-            plotterTop3.region(2).clear();
-            plotterTop4.region(2).clear();

+            

             
             */
         } else {

@@ -830,7 +835,17 @@

             plotter3.region(2).plot(tPlots[x + 23][y + 5]);
             plotter4.region(2).clear();
             plotter4.region(2).plot(aPlots[x + 23][y + 5]);

-/*

+        }
+        
+        if(ae.getSource() == blankButtonTop) {
+            plotterTop.region(2).clear();
+            plotterTop2.region(2).clear();
+            
+        } else {
+            Integer x, y;
+            x = (Integer) xComboTop.getSelectedItem();
+            y = (Integer) yComboTop.getSelectedItem();
+            

             plotterTop.region(2).clear();
             plotterTop.region(2).plot(aTPlots[x + 23][y + 5]);
             plotterTop2.region(2).clear();

@@ -841,7 +856,7 @@

             plotterTop3.region(2).plot(tTPlots[x + 23][y + 5]);
             plotterTop4.region(2).clear();
             plotterTop4.region(2).plot(aTPlots[x + 23][y + 5]);

-*/

+

         }
     }