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		//extract all forms
		public Dictionary<string,Dictionary<string,string>> extractForms(HtmlDocument html)
		{
    		//List<KeyValuePair<string, string>> forms = new List<KeyValuePair<string, string>>();
			Dictionary<string, Dictionary<string,string>> forms = new Dictionary<string, Dictionary<string, string>>();
			
 			int n = 0;
    		foreach (HtmlNode form in html.DocumentNode.SelectNodes("//form"))
    		{
				Dictionary<string,string> formElements = new Dictionary<string, string>();

				foreach(HtmlAttribute at in form.Attributes) {		
					formElements.Add(at.Name, at.Value);
				}
				if (form.Attributes["id"] == null) {
					forms.Add(n.ToString(), formElements);
				} else
					//Console.WriteLine(form.Attributes["id"].Value);
					try {
						forms.Add(form.Attributes["id"].Value, formElements);
					} 
					catch(System.ArgumentException e) {
						forms.Add(form.Attributes["id"].Value + n.ToString(), formElements);
					}
			
    		}	

    		return forms;
		}

Public Function extractForms(html As HtmlDocument) As Dictionary(Of String, Dictionary(Of String, String))

	Dim forms As New Dictionary(Of String, Dictionary(Of String, String))()

	Dim n As Integer = 0
	For Each form As HtmlNode In html.DocumentNode.SelectNodes("//form")
		Dim formElements As New Dictionary(Of String, String)()

		For Each at As HtmlAttribute In form.Attributes
			formElements.Add(at.Name, at.Value)
		Next
		If form.Attributes("id") Is Nothing Then
			forms.Add(n.ToString(), formElements)
		Else

			Try
				forms.Add(form.Attributes("id").Value, formElements)
			Catch e As System.ArgumentException
				forms.Add(form.Attributes("id").Value + n.ToString(), formElements)
			End Try

		End If
	Next

	Return forms
End Function