diff --git a/Cyberpipe.suo b/Cyberpipe.suo
index 909601d..191d4bb 100644
--- a/Cyberpipe.suo
+++ b/Cyberpipe.suo
Binary files differ

diff --git a/Cyberpipe.suo b/Cyberpipe.suo
index 909601d..191d4bb 100644
--- a/Cyberpipe.suo
+++ b/Cyberpipe.suo
Binary files differ
diff --git a/MainFrm.cs b/MainFrm.cs
index 142e5e9..68ae617 100644
--- a/MainFrm.cs
+++ b/MainFrm.cs
@@ -18,7 +18,6 @@
 using GeoScene.Data;
 using GeoScene.Engine;
 using GeoScene.Globe;
-using Timer = System.Windows.Forms.Timer;
 using ToolTip = System.Windows.Forms.ToolTip;
 
 namespace Cyberpipe

diff --git a/Cyberpipe.suo b/Cyberpipe.suo
index 909601d..191d4bb 100644
--- a/Cyberpipe.suo
+++ b/Cyberpipe.suo
Binary files differ
diff --git a/MainFrm.cs b/MainFrm.cs
index 142e5e9..68ae617 100644
--- a/MainFrm.cs
+++ b/MainFrm.cs
@@ -18,7 +18,6 @@
 using GeoScene.Data;
 using GeoScene.Engine;
 using GeoScene.Globe;
-using Timer = System.Windows.Forms.Timer;
 using ToolTip = System.Windows.Forms.ToolTip;
 
 namespace Cyberpipe
diff --git a/Utility.cs b/Utility.cs
index b9621cc..0756748 100644
--- a/Utility.cs
+++ b/Utility.cs
@@ -20,7 +20,7 @@
         public static string dbdatabase;
         public static string userID;
 
-        public static Hashtable Pipe_QueryFields;
+//        public static Hashtable Pipe_QueryFields;
         public static string DBPassword;
         public static string DBServer;
         public static string DBBackUp;
@@ -38,7 +38,7 @@
         public static List<PipelineType> listPipelineType;
         public static string PicRootURL;
         public static string PicDefaultURL;
-        public static double dFlyAboveLine = 2;
+//        public static double dFlyAboveLine = 2;
         public static string userName;
         public static string projectStr;
         public static string userRole;
@@ -85,12 +85,12 @@
         public static List<string> pipefittingLayerNames = new List<string>();//管件图层名称
         public static List<string> sgPipeLayersNames = new List<string>();//施工管线图层名称
 
-//        public static Dictionary<string, string> dictionaryNetLayerNameAndCaption = new Dictionary<string, string>();
-        public static HashSet<string> layerNameSet = new HashSet<string>();
+        public static HashSet<string> layerNameSet = new HashSet<string>();//记录有哪些图层要显示
         public static string roadLayerName = "";
         #endregion wxl
 
         public static LayerConfig layerConfig;
+
         public static void SetBallons(GSOBalloon featureTooltip, GSOBalloonEx balloonEx)
         {
             featureTooltip.CacheFilePath = Application.StartupPath + "/GeoScene/Globe/Temp";

diff --git a/Cyberpipe.suo b/Cyberpipe.suo
index 909601d..191d4bb 100644
--- a/Cyberpipe.suo
+++ b/Cyberpipe.suo
Binary files differ
diff --git a/MainFrm.cs b/MainFrm.cs
index 142e5e9..68ae617 100644
--- a/MainFrm.cs
+++ b/MainFrm.cs
@@ -18,7 +18,6 @@
 using GeoScene.Data;
 using GeoScene.Engine;
 using GeoScene.Globe;
-using Timer = System.Windows.Forms.Timer;
 using ToolTip = System.Windows.Forms.ToolTip;
 
 namespace Cyberpipe
diff --git a/Utility.cs b/Utility.cs
index b9621cc..0756748 100644
--- a/Utility.cs
+++ b/Utility.cs
@@ -20,7 +20,7 @@
         public static string dbdatabase;
         public static string userID;
 
-        public static Hashtable Pipe_QueryFields;
+//        public static Hashtable Pipe_QueryFields;
         public static string DBPassword;
         public static string DBServer;
         public static string DBBackUp;
@@ -38,7 +38,7 @@
         public static List<PipelineType> listPipelineType;
         public static string PicRootURL;
         public static string PicDefaultURL;
-        public static double dFlyAboveLine = 2;
+//        public static double dFlyAboveLine = 2;
         public static string userName;
         public static string projectStr;
         public static string userRole;
@@ -85,12 +85,12 @@
         public static List<string> pipefittingLayerNames = new List<string>();//管件图层名称
         public static List<string> sgPipeLayersNames = new List<string>();//施工管线图层名称
 
-//        public static Dictionary<string, string> dictionaryNetLayerNameAndCaption = new Dictionary<string, string>();
-        public static HashSet<string> layerNameSet = new HashSet<string>();
+        public static HashSet<string> layerNameSet = new HashSet<string>();//记录有哪些图层要显示
         public static string roadLayerName = "";
         #endregion wxl
 
         public static LayerConfig layerConfig;
+
         public static void SetBallons(GSOBalloon featureTooltip, GSOBalloonEx balloonEx)
         {
             featureTooltip.CacheFilePath = Application.StartupPath + "/GeoScene/Globe/Temp";
diff --git a/bin/x86/Debug/glVersion.txt b/bin/x86/Debug/glVersion.txt
index cd82eca..755455e 100644
--- a/bin/x86/Debug/glVersion.txt
+++ b/bin/x86/Debug/glVersion.txt
Binary files differ