View Pdf on browser using asp.net,C#

using System.Net;
public void viewebook(string pdf_filepath)
{
    string FilePath = Server.MapPath(pdf_filepath);
    WebClient User = new WebClient();
    Byte[] FileBuffer = User.DownloadData(FilePath);
    if (FileBuffer != null)
    {
        Response.ContentType = "application/pdf";
        Response.AddHeader("content-length", FileBuffer.Length.ToString());
        Response.BinaryWrite(FileBuffer);
    }

}