delete image from folder as like database

protected void Page_Load(object sender, EventArgs e)

{

if (!IsPostBack)

{

string id = Request.QueryString["id"].ToString();

imgdltdata(id);

}

private void imgdltdata(string id)

{

string qry = "delete from appformtbl where id=" + id + "";

DirectoryInfo diInfo = new DirectoryInfo(Server.MapPath("~/Rimage/" + image1.FileName));

FileInfo[] files = diInfo.GetFiles();

for (int i = 0; i < files.Length; i++)

{

string filePath = Server.MapPath("~/Rimage/" + files[i].ToString());

(File.Exists(filePath))

{

File.Delete(filePath);

}

this is my code i wanna do that when delete image from database thn also delete from folder.... this code is working but problem is this its delete all image from folder i know problem is in for loop but dont knw how to correct it.... plz someone help me plzzzz...... thanking you....