how to open a word file in iframe

See more:

C#

ASP.NET

hi all

i tried to open a word file in a iframe...
but its not working...can any one help me..
An error is showing in the iframe....
when running from visual studio the error is as

Server Error in '/Virtual_Office_KFRI' Application.

The resource cannot be found.

Description: HTTP 404. The resource you are looking for (or one of its dependencies) could have been removed, had its name changed, or is temporarily unavailable.  Please review the following URL and make sure that it is spelled correctly. 

Requested URL: /Virtual_Office_KFRI/KFRI_Procedures/20011-1=Equips-Purchase-Procedure.doc

Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.1

my code is below...

protected void bl_procedures_Click(object sender, BulletedListEventArgs e)
    {
        try
        {
            string path = Server.MapPath("PROCEDURES/" + bl_procedures.Items[e.Index].Text);
            System.IO.FileInfo file = new System.IO.FileInfo(path);
            Label2.Text = file.Name +"###" + file.FullName;
            //Response.Clear();
            //Response.AddHeader("Content-Disposition", "inline; filename=" + file.Name);

            //Response.AddHeader("content-length", file.Length.ToString());
            //Response.ContentType = ReturnExtension(file.Length.ToString());
            //Response.TransmitFile(file.FullName);
            //Response.WriteFile(file.FullName);
            //Response.End();

            frmWord.Attributes["src"] = file.Name;
        }
            catch(Exception ex)
            {
                Label2.Text = ex.ToString();
            }
    }

can any one help me
thanks in advance..
plzzzz help meeeeeee