diff --git a/designer_base/src/com/fr/design/gui/icontainer/UIResizableContainer.java b/designer_base/src/com/fr/design/gui/icontainer/UIResizableContainer.java
index d16622184..96eccfc59 100644
--- a/designer_base/src/com/fr/design/gui/icontainer/UIResizableContainer.java
+++ b/designer_base/src/com/fr/design/gui/icontainer/UIResizableContainer.java
@@ -5,6 +5,7 @@ import com.fr.design.constants.UIConstants;
 import com.fr.design.mainframe.DesignerContext;
 import com.fr.stable.Constants;
 import com.fr.design.utils.gui.GUICoreUtils;
+import com.fr.stable.collections.utils.MathUtils;
 
 import javax.swing.*;
 import java.awt.*;
@@ -14,10 +15,12 @@ import java.awt.event.MouseMotionListener;
 
 public class UIResizableContainer extends JPanel {
     private static final long serialVersionUID = 1854340560790476907L;
+    private static final int MAX_PARA_HEIGHT = 240;
     private int containerWidth = 240;
     private int preferredWidth = 240;
     private int toolPaneY = 300;
     private int toolPaneHeight = 10;
+    private int bottomHeight = 30;
 
     private JComponent upPane;
     private JComponent downPane;
@@ -139,7 +142,7 @@ public class UIResizableContainer extends JPanel {
      * @param height
      */
     public void setParameterHeight(int height) {
-        paraHeight = hasParameterPane? height : 0;
+        paraHeight = hasParameterPane? Math.min(height, MAX_PARA_HEIGHT) : 0;
         refreshContainer();
 
     }
@@ -208,7 +211,7 @@ public class UIResizableContainer extends JPanel {
                 if(isDownPaneVisible){
                     upPane.setBounds(0, 0, containerWidth - toolPaneHeight, toolPaneY);
                     horizontToolPane.setBounds(0, toolPaneY, containerWidth - toolPaneHeight, toolPaneHeight);
-                    downPane.setBounds(0, toolPaneY + toolPaneHeight, containerWidth - toolPaneHeight, parent.getHeight() - toolPaneY - toolPaneHeight-30);
+                    downPane.setBounds(0, toolPaneY + toolPaneHeight, containerWidth - toolPaneHeight, parent.getHeight() - toolPaneY - toolPaneHeight - bottomHeight);
                     verticalToolPane.setBounds(containerWidth - toolPaneHeight, 0, toolPaneHeight, getHeight());
                 }else{
                     upPane.setBounds(0, 0, containerWidth - toolPaneHeight, getHeight());
diff --git a/designer_form/src/com/fr/design/parameter/ParameterPropertyPane.java b/designer_form/src/com/fr/design/parameter/ParameterPropertyPane.java
index f093a1432..01302299e 100644
--- a/designer_form/src/com/fr/design/parameter/ParameterPropertyPane.java
+++ b/designer_form/src/com/fr/design/parameter/ParameterPropertyPane.java
@@ -1,5 +1,6 @@
 package com.fr.design.parameter;
 
+import com.fr.design.dialog.BasicScrollPane;
 import com.fr.design.gui.ibutton.UIButton;
 import com.fr.design.mainframe.FormDesigner;
 import com.fr.design.mainframe.FormHierarchyTreePane;
@@ -13,13 +14,12 @@ import java.awt.event.MouseEvent;
 
 public class ParameterPropertyPane extends JPanel{
 	private ParameterToolBarPane toolbarPane;
-
-//	private JWorkBook workbook;
+	private BasicScrollPane basicScrollPane;
 	private ParaDefinitePane paraPane;
 
 	public static ParameterPropertyPane THIS;
 	private boolean isEditing = false;
-	
+
 	public static final ParameterPropertyPane getInstance() {
 		if(THIS == null) {
 			THIS = new ParameterPropertyPane();
@@ -43,12 +43,26 @@ public class ParameterPropertyPane extends JPanel{
 
 	public ParameterPropertyPane() {
 		toolbarPane = new ParameterToolBarPane();
+		basicScrollPane = new BasicScrollPane() {
+			@Override
+			protected JPanel createContentPane() {
+				return toolbarPane;
+			}
 
-		initParameterListener();
+			@Override
+			public void populateBean(Object ob) {
+
+			}
 
+			@Override
+			protected String title4PopupWindow() {
+				return null;
+			}
+		};
+		initParameterListener();
         this.setLayout(new BorderLayout(0, 6));
         this.setBorder(BorderFactory.createEmptyBorder(0, 5, 0, 0));
-        this.add(toolbarPane, BorderLayout.CENTER);
+        this.add(basicScrollPane, BorderLayout.CENTER);
 	}
 	
 	private void setEditor(FormDesigner editor) {
@@ -68,9 +82,9 @@ public class ParameterPropertyPane extends JPanel{
 				SwingUtilities.invokeLater(new Runnable() {
 					@Override
 					public void run() {
-						if (paraPane.isWithQueryButton())
+						if (paraPane.isWithQueryButton()) {
 							paraPane.addingParameter2Editor(toolbarPane.getTargetParameter(parameterSelectedLabel));
-						else {
+						} else {
 							paraPane.addingParameter2EditorWithQueryButton(toolbarPane.getTargetParameter(parameterSelectedLabel));
 						}
 					}
diff --git a/designer_form/src/com/fr/design/parameter/ParameterToolBarPane.java b/designer_form/src/com/fr/design/parameter/ParameterToolBarPane.java
index aa7c11660..cfae55b85 100644
--- a/designer_form/src/com/fr/design/parameter/ParameterToolBarPane.java
+++ b/designer_form/src/com/fr/design/parameter/ParameterToolBarPane.java
@@ -11,7 +11,6 @@ import java.util.ArrayList;
 import javax.swing.BorderFactory;
 import com.fr.design.gui.ilable.UILabel;
 import javax.swing.SwingConstants;
-import javax.swing.event.ChangeListener;
 
 import com.fr.base.Parameter;
 import com.fr.design.beans.BasicBeanPane;
@@ -35,7 +34,6 @@ public class ParameterToolBarPane extends BasicBeanPane<Parameter[]> {
 	private static final int GAP_BV = 4;
 	private static final int BUTTON_HEIGHT = 20;
 	private static final int WIDTH = 225;
-
 	private static final int L_H = 18;
 
 	public ParameterToolBarPane() {
@@ -133,7 +131,7 @@ public class ParameterToolBarPane extends BasicBeanPane<Parameter[]> {
 
 			layoutContainer(parent);
 
-			int h= ((parameterSelectedLabellist.size() == 0) ? L_H : breakid * (BUTTON_HEIGHT + GAP_V) + GAP_BV + L_H + GAP_H + addAll.getPreferredSize().height);
+			int h= ((parameterSelectedLabellist.size() == 0) ? 0 : breakid * (BUTTON_HEIGHT + GAP_V) + GAP_BV + L_H + GAP_H + addAll.getPreferredSize().height);
 			return new Dimension(w, h);
 		}