string Site = "http://www.kariyervideo.com";
WebClient client = new WebClient();
Stream data = client.OpenRead(Site);
StreamReader reader = new StreamReader(data, Encoding.GetEncoding("utf-8"));

string str = "";
str = reader.ReadToEnd();
int x = str.IndexOf("<title>");
int y = str.IndexOf("</title>");
int z = y - x;
string title = "";
try
{
title = str.Substring(x + 7, z - 7);
}
catch
{
}