Index: /trunk/src/VBox/Frontends/VirtualBox/src/selector/UIVMDesktop.cpp
===================================================================
--- /trunk/src/VBox/Frontends/VirtualBox/src/selector/UIVMDesktop.cpp	(revision 37591)
+++ /trunk/src/VBox/Frontends/VirtualBox/src/selector/UIVMDesktop.cpp	(revision 37592)
@@ -842,6 +842,11 @@
                                                  "details report (network)").arg(adapter.GetHostOnlyInterface()));
                     else if (type == KNetworkAttachmentType_Generic)
-                        attType = attType.arg(tr("Generic driver, '%1' { %2 }",
-                                                 "details report (network)").arg(adapter.GetGenericDriver(), summarizeGenericProperties(adapter)));
+                    {
+                        QString strGenericDriverProperties(summarizeGenericProperties(adapter));
+                        attType = strGenericDriverProperties.isNull() ?
+                                  attType.arg(tr("Generic driver, '%1'", "details report (network)").arg(adapter.GetGenericDriver())) :
+                                  attType.arg(tr("Generic driver, '%1' { %2 }", "details report (network)")
+                                              .arg(adapter.GetGenericDriver(), strGenericDriverProperties));
+                    }
                     else
                         attType = attType.arg(vboxGlobal().toString(type));
Index: /trunk/src/VBox/Frontends/VirtualBox/src/settings/machine/UIMachineSettingsNetwork.cpp
===================================================================
--- /trunk/src/VBox/Frontends/VirtualBox/src/settings/machine/UIMachineSettingsNetwork.cpp	(revision 37591)
+++ /trunk/src/VBox/Frontends/VirtualBox/src/settings/machine/UIMachineSettingsNetwork.cpp	(revision 37592)
@@ -357,8 +357,14 @@
     {
         case KNetworkAttachmentType_Bridged:
+            m_pAdapterNameCombo->setWhatsThis(tr("Selects the network adapter on the host system that traffic "
+                                                 "to and from this network card will go through."));
             m_pAdapterNameCombo->insertItems(0, m_pParent->brgList());
             m_pAdapterNameCombo->setEditable(false);
             break;
         case KNetworkAttachmentType_Internal:
+            m_pAdapterNameCombo->setWhatsThis(tr("Enter the name of the internal network that this network card "
+                                                 "will be connected to. You can create a new internal network by "
+                                                 "choosing a name which is not used by any other network cards "
+                                                 "in this virtual machine or others."));
             m_pAdapterNameCombo->insertItems(0, m_pParent->fullIntList());
             m_pAdapterNameCombo->setEditable(true);
@@ -366,8 +372,13 @@
             break;
         case KNetworkAttachmentType_HostOnly:
+            m_pAdapterNameCombo->setWhatsThis(tr("Selects the virtual network adapter on the host system that traffic "
+                                                 "to and from this network card will go through. "
+                                                 "You can create and remove adapters using the global network "
+                                                 "settings in the virtual machine manager window."));
             m_pAdapterNameCombo->insertItems(0, m_pParent->hoiList());
             m_pAdapterNameCombo->setEditable(false);
             break;
         case KNetworkAttachmentType_Generic:
+            m_pAdapterNameCombo->setWhatsThis(tr("Selects the driver to be used with this network card."));
             m_pAdapterNameCombo->insertItem(0, alternativeName());
             m_pAdapterNameCombo->setEditable(true);
@@ -375,4 +386,5 @@
             break;
         default:
+            m_pAdapterNameCombo->setWhatsThis(QString());
             break;
     }
Index: /trunk/src/VBox/Frontends/VirtualBox/src/settings/machine/UIMachineSettingsNetwork.ui
===================================================================
--- /trunk/src/VBox/Frontends/VirtualBox/src/settings/machine/UIMachineSettingsNetwork.ui	(revision 37591)
+++ /trunk/src/VBox/Frontends/VirtualBox/src/settings/machine/UIMachineSettingsNetwork.ui	(revision 37592)
@@ -105,7 +105,4 @@
           <verstretch>0</verstretch>
          </sizepolicy>
-        </property>
-        <property name="whatsThis">
-         <string>Selects the name of the network adapter for &lt;b&gt;Bridged Adapter&lt;/b&gt; or &lt;b&gt;Host-only Adapter&lt;/b&gt; attachments and the name of the network &lt;b&gt;Internal Network&lt;/b&gt; attachments.</string>
         </property>
        </widget>