diff --git a/designer_form/src/com/fr/design/form/parameter/FormParaDesigner.java b/designer_form/src/com/fr/design/form/parameter/FormParaDesigner.java
index f283904be3..a7936a8288 100644
--- a/designer_form/src/com/fr/design/form/parameter/FormParaDesigner.java
+++ b/designer_form/src/com/fr/design/form/parameter/FormParaDesigner.java
@@ -112,9 +112,12 @@ public class FormParaDesigner extends FormDesigner implements ParameterDesignerP
 		EastRegionContainerPane.getInstance().replaceDownPane(
                 FormWidgetDetailPane.getInstance(this));
 		if (!BaseUtils.isAuthorityEditing()) {
+			EastRegionContainerPane.getInstance().addParameterPane(ParameterPropertyPane.getInstance(this));
+			EastRegionContainerPane.getInstance().setParameterHeight(ParameterPropertyPane.getInstance(this).getPreferredSize().height);
 			EastRegionContainerPane.getInstance().replaceUpPane(
 					WidgetPropertyPane.getInstance(this));
 		} else {
+			EastRegionContainerPane.getInstance().removeParameterPane();
 			showAuthorityEditPane();
 		}
 
@@ -230,8 +233,6 @@ public class FormParaDesigner extends FormDesigner implements ParameterDesignerP
 		}
 		ParameterPropertyPane.getInstance().getParameterToolbarPane().populateBean(
 				p.getParameterArray() == null ? new Parameter[0] : p.getParameterArray());
-		EastRegionContainerPane.getInstance().addParameterPane(ParameterPropertyPane.getInstance(this));
-		EastRegionContainerPane.getInstance().setParameterHeight(ParameterPropertyPane.getInstance(this).getPreferredSize().height);
 
 	}
 
diff --git a/designer_form/src/com/fr/design/mainframe/FormWidgetDetailPane.java b/designer_form/src/com/fr/design/mainframe/FormWidgetDetailPane.java
index a1fb5f1476..5beea605c8 100644
--- a/designer_form/src/com/fr/design/mainframe/FormWidgetDetailPane.java
+++ b/designer_form/src/com/fr/design/mainframe/FormWidgetDetailPane.java
@@ -1,6 +1,7 @@
 package com.fr.design.mainframe;
 
 import com.fr.base.BaseUtils;
+import com.fr.base.FRContext;
 import com.fr.design.dialog.BasicPane;
 import com.fr.design.dialog.UIDialog;
 import com.fr.design.extra.PluginWebBridge;
@@ -19,6 +20,8 @@ import com.fr.form.share.ShareConstants;
 import com.fr.form.share.ShareLoader;
 import com.fr.form.ui.ElCaseBindInfo;
 import com.fr.general.Inter;
+import com.fr.general.SiteCenter;
+import com.fr.stable.StringUtils;
 
 import javax.swing.*;
 import javax.swing.filechooser.FileNameExtensionFilter;
@@ -29,6 +32,8 @@ import java.awt.event.ItemEvent;
 import java.awt.event.ItemListener;
 import java.io.File;
 import java.io.IOException;
+import java.net.URI;
+import java.net.URISyntaxException;
 
 /**
  * Created with IntelliJ IDEA.
@@ -220,10 +225,23 @@ public class FormWidgetDetailPane extends FormDockView{
                 downloadItem.addActionListener(new ActionListener() {
                     @Override
                     public void actionPerformed(ActionEvent e) {
-                        BasicPane managerPane = new WebManagerPaneFactory().createReusePane();
-                        UIDialog dlg = new ShopDialog(DesignerContext.getDesignerFrame(), managerPane);
-                        PluginWebBridge.getHelper().setDialogHandle(dlg);
-                        dlg.setVisible(true);
+                        String url = SiteCenter.getInstance().acquireUrlByKind("reuse.url");
+                        if (StringUtils.isEmpty(url)) {
+                            FRContext.getLogger().info("The URL is empty!");
+                            return;
+                        }
+                        try {
+                            Desktop.getDesktop().browse(new URI(url));
+                        } catch (IOException exp) {
+                            JOptionPane.showMessageDialog(null, Inter.getLocText("Set_default_browser"));
+                            FRContext.getLogger().errorWithServerLevel(exp.getMessage(), exp);
+                        } catch (URISyntaxException exp) {
+                            FRContext.getLogger().errorWithServerLevel(exp.getMessage(), exp);
+                        } catch (Exception exp) {
+                            FRContext.getLogger().errorWithServerLevel(exp.getMessage(), exp);
+                            FRContext.getLogger().error("Can not open the browser for URL:  " + url);
+                        }
+
                     }
                 });
 
diff --git a/designer_form/src/com/fr/design/mainframe/widget/UITreeComboBox.java b/designer_form/src/com/fr/design/mainframe/widget/UITreeComboBox.java
index ef01c7b711..38b62a99a1 100644
--- a/designer_form/src/com/fr/design/mainframe/widget/UITreeComboBox.java
+++ b/designer_form/src/com/fr/design/mainframe/widget/UITreeComboBox.java
@@ -107,7 +107,7 @@ public class UITreeComboBox extends JComboBox{
     class UITreeComboBoxRenderer extends DefaultListCellRenderer {
         public Component getListCellRendererComponent(JList list, Object value,
                                                       int index, boolean isSelected, boolean cellHasFocus){
-            if(tree != null ){
+            if(tree != null && tree.getSelectedTreePath().length > 0){
                 TreePath path = tree.getSelectedTreePath()[0];
                 tree.setAndScrollSelectionPath(path);
                 Object node = path.getLastPathComponent();
@@ -131,14 +131,12 @@ public class UITreeComboBox extends JComboBox{
         public void fireCreatorModified(DesignerEvent evt) {
             if (evt.getCreatorEventID() == DesignerEvent.CREATOR_SELECTED || evt.getCreatorEventID() == DesignerEvent.CREATOR_PASTED) {
                 TreePath[] paths = tree.getSelectedTreePath();
-
-                if (paths.length == 1) {
+                if (tree != null && paths.length > 0) {
                     tree.setAndScrollSelectionPath(paths[0]);
-                } else {
-                    tree.setSelectionPaths(paths);
+                    setSelectedItem(paths[0]);
+                    MenuSelectionManager.defaultManager().clearSelectedPath();
                 }
-                setSelectedItem(paths[0]);
-                MenuSelectionManager.defaultManager().clearSelectedPath();
+
             }  else {
                 tree.refreshUI();
                 repaint();
@@ -205,7 +203,7 @@ class TreePopup extends JPopupMenu implements ComboPopup{
         }
     }
 
-    public void show(){
+    public void show() {
         updatePopup();
         show(comboBox, 0, comboBox.getHeight());
         comboBox.getTree().requestFocus();