title: Search a string in HTML code source
body: <p>Hello like the title says i want to search for a string in an html code source , this is my code :</p>
  
  <pre><code> Dim client As WebClient = New WebClient()
      Dim reply As String = client.DownloadString("http://10.2.1.1/firewall_rules_edit.php?id=1")
      RichTextBox1.Text = reply
      If (reply.Contains("&lt;input name=""disabled"" type=""checkbox"" id=""disabled"" value=""yes"" checked=""checked"" /&gt;")) Then
          Label1.Text = "Checked"
      End If
      If (reply.Contains("&lt;input name=""disabled"" type=""checkbox"" id=""disabled"" value=""yes""  /&gt;")) Then
          Label1.Text = "UnChecked"
      End If
  </code></pre>
  
  <p>The label text doesn't change ...</p>
  
  <p>I don't know where is the error :(</p>