diff --git a/FindForm.Designer.cs b/FindForm.Designer.cs
index 448db17..22f649f 100644
--- a/FindForm.Designer.cs
+++ b/FindForm.Designer.cs
@@ -59,6 +59,9 @@ namespace bzit.bomg
             this.button1.Size = new System.Drawing.Size(108, 32);
             this.button1.TabIndex = 1;
             this.button1.Click += new System.EventHandler(this.button1_Click);
+            this.button1.DoubleClick += new System.EventHandler(this.button1_Click);
+            this.button1.MouseClick += new System.Windows.Forms.MouseEventHandler(this.button1_Click);
+            this.button1.MouseDoubleClick += new System.Windows.Forms.MouseEventHandler(this.button1_Click);
             // 
             // button2
             // 
@@ -74,6 +77,9 @@ namespace bzit.bomg
             this.button2.Size = new System.Drawing.Size(108, 32);
             this.button2.TabIndex = 2;
             this.button2.Click += new System.EventHandler(this.button2_Click);
+            this.button2.DoubleClick += new System.EventHandler(this.button2_Click);
+            this.button2.MouseClick += new System.Windows.Forms.MouseEventHandler(this.button2_Click);
+            this.button2.MouseDoubleClick += new System.Windows.Forms.MouseEventHandler(this.button2_Click);
             // 
             // horizontalSeparator1
             // 
diff --git a/FindForm.cs b/FindForm.cs
index 083e90c..140b089 100644
--- a/FindForm.cs
+++ b/FindForm.cs
@@ -47,7 +47,7 @@ namespace bzit.bomg
                 return;
             }
 
-            if (string.IsNullOrEmpty(textBox1.Text))
+            if (string.IsNullOrWhiteSpace(textBox1.Text))
             {
                 return;
             }
@@ -68,7 +68,7 @@ namespace bzit.bomg
                 return;
             }
 
-            if (string.IsNullOrEmpty(textBox1.Text))
+            if (string.IsNullOrWhiteSpace(textBox1.Text))
             {
                 return;
             }
diff --git a/UpdateIconsForm.cs b/UpdateIconsForm.cs
index 46dde3b..754e195 100644
--- a/UpdateIconsForm.cs
+++ b/UpdateIconsForm.cs
@@ -26,52 +26,6 @@ namespace bzit.bomg
             this.StartPosition = FormStartPosition.WindowsDefaultLocation;
         }
 
-        //protected void threadWorker1_DoWork(object sender, DoWorkEventArgs e)
-        //{
-        //    if (threadWorker.CancellationPending)
-        //    {
-        //        return;
-        //    }
-
-        //    List<TreeNode> nodeList = parentForm.treeView1.GetBookmarkNodeList();
-
-        //    ThreadControl.SetValue(progressBar1, 0, nodeList.Count);
-
-        //    for (int i=0; i<nodeList.Count; i++)
-        //    {
-        //        if (threadWorker.CancellationPending)
-        //        {
-        //            return;
-        //        }
-
-        //        ThreadControl.SetValue(progressBar1, (i + 1));
-
-        //        BookmarkItemViewModel viewModel = (BookmarkItemViewModel)nodeList[i].Tag;
-        //        BookmarkItemModel model = viewModel.ToModel();
-        //        bool rv = model.UpdateFavicon();
-        //        if (rv)
-        //        {
-        //            if (parentForm.treeView1.InvokeRequired)
-        //            {
-        //                parentForm.treeView1.Invoke(new MethodInvoker(() => {
-        //                    parentForm.treeView1.UpdateItem(nodeList[i], model.ToViewModel());
-        //                }));
-        //            }
-        //            else
-        //            {
-        //                parentForm.treeView1.UpdateItem(nodeList[i], model.ToViewModel());
-        //            }
-        //        }
-        //    }
-        //}
-
-        //protected void threadWorker1_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
-        //{
-        //    this.IsBusy = false;
-
-        //    ThreadControl.SetText(button1, "&Update");
-        //}
-
         protected override void OnClosing(CancelEventArgs e)
         {
             base.OnClosing(e);