gistfile1.cs

public static KeyValuePair<string, string> GetLastChatMessage(string html)
{
	var startIndex = html.LastIndexOf("username owner", StringComparison.Ordinal);
	startIndex = html.IndexOf(">", startIndex, StringComparison.Ordinal) + 1;
		
	// Get username.

	var username = html.Substring(startIndex, (html.IndexOf(">", startIndex + 1, StringComparison.Ordinal) - startIndex) - 5);

	// Get message.

	startIndex = html.LastIndexOf("<DIV class=content>", startIndex, StringComparison.Ordinal) + 19;

	var message = html.Substring(startIndex, html.IndexOf("</DIV>", startIndex, StringComparison.Ordinal) - startIndex);

	return new KeyValuePair<string, string>(username, message);
}