Index: Constructor/UI/MainWindow.cs
===================================================================
--- Constructor/UI/MainWindow.cs    (revision 6265)
+++ Constructor/UI/MainWindow.cs    (working copy)
@@ -2715,6 +2715,11 @@
             ExcludeFromBuildSelectedCategory();
         }

+        private void buildAirfieldsAirfieldToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            DialogResult act = MessageBox.Show("I don't know what to do in this method", "I don't know", MessageBoxButtons.OK);
+        }
+
         private void toolStripMenuItem29_Click(object sender, EventArgs e)
         {
             DeleteSelectedItem();
Index: Constructor/UI/MainWindow.Designer.cs
===================================================================
--- Constructor/UI/MainWindow.Designer.cs   (revision 6265)
+++ Constructor/UI/MainWindow.Designer.cs   (working copy)
@@ -236,6 +236,7 @@
             this.airfieldSettingsToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             this.toolStripSeparator47 = new System.Windows.Forms.ToolStripSeparator();
             this.excludeFromBuildAirfieldToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.buildAirfieldsAirfieldToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             this.excludeAllItemsFromBuildSpaceToolStripMenuItem2 = new System.Windows.Forms.ToolStripMenuItem();
             this.toolStripSeparator20 = new System.Windows.Forms.ToolStripSeparator();
             this.toolStripMenuItem29 = new System.Windows.Forms.ToolStripMenuItem();
@@ -2030,6 +2031,7 @@
             this.airfieldSettingsToolStripMenuItem,
             this.toolStripSeparator47,
             this.excludeFromBuildAirfieldToolStripMenuItem,
+            this.buildAirfieldsAirfieldToolStripMenuItem,
             this.excludeAllItemsFromBuildSpaceToolStripMenuItem2,
             this.toolStripSeparator20,
             this.toolStripMenuItem29,
@@ -2059,6 +2061,14 @@
             this.excludeFromBuildAirfieldToolStripMenuItem.Size = new System.Drawing.Size(318, 24);
             this.excludeFromBuildAirfieldToolStripMenuItem.Text = "Exclude from Build";
             this.excludeFromBuildAirfieldToolStripMenuItem.Click += new System.EventHandler(this.excludeFromBuildAirfieldToolStripMenuItem_Click);
+            //
+            //buildAirfieldsAirfieldToolStripMenuItem
+            //
+            this.buildAirfieldsAirfieldToolStripMenuItem.Name = "buildAirfieldsAirfieldToolStripMenuItem";
+            this.buildAirfieldsAirfieldToolStripMenuItem.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.NumPad9)));
+            this.buildAirfieldsAirfieldToolStripMenuItem.Size = new System.Drawing.Size(318, 24);
+            this.buildAirfieldsAirfieldToolStripMenuItem.Text = "Build Airfields";
+            this.buildAirfieldsAirfieldToolStripMenuItem.Click += new System.EventHandler(this.buildAirfieldsAirfieldToolStripMenuItem_Click);
             //
             // excludeAllItemsFromBuildSpaceToolStripMenuItem2
             //
@@ -2749,6 +2759,7 @@
         private System.Windows.Forms.ToolStripMenuItem toolStripMenuItem27;
         private System.Windows.Forms.ToolStripSeparator toolStripSeparator19;
         private System.Windows.Forms.ToolStripMenuItem excludeFromBuildAirfieldToolStripMenuItem;
+        private System.Windows.Forms.ToolStripMenuItem buildAirfieldsAirfieldToolStripMenuItem;
         private System.Windows.Forms.ToolStripSeparator toolStripSeparator20;
         private System.Windows.Forms.ToolStripMenuItem toolStripMenuItem29;
         private System.Windows.Forms.ToolStripSeparator toolStripSeparator18;