string sURLPath = System.IO.File.ReadAllText( path );
System.Diagnostics.Process process = new System.Diagnostics.Process();
process.StartInfo.UseShellExecute = true;
process.StartInfo.FileName = sURLPath;
process.Start();
Other Ans:
Its for Read a Text File into String
http://support.microsoft.com/kb/816149[
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I hope this useful to you.
Cheers :)