var threads = new List<Thread>();
            for (int p = 0; p < 100; p++)
            {
                threads.Add(new Thread(Parse));
            }
            // Start them all
            var inc = 0;
            foreach (var thread in threads)
            {
                thread.Start(inc);
                inc++;
            }
            // Wait for completion
            foreach (var thread in threads)
            {
                thread.Join();
            }
 private void Parse(object arg)
        {

            var FromPage = (int)arg * WorkCount;
            var ToPage = FromPage + (int)arg + WorkCount;
            for (var i = FromPage; i < ToPage; i++)
            {
//urlpage+i
            }
        }