Web Forms :: Show Image After Upload

I have 2fileupload control 2 button and 2 <asp:image>

I want when user select their image from FUP and click on button it show their selected image into image tag so i should bind image tag from database but  i don't know where should i write code that bind my image tag from database 

These are my code

protected void BtnUpload_Click(object sender, EventArgs e)
{
string path = Server.MapPath(".") + "../image/House";
string filename = System.IO.Path.GetFileName(fup1.PostedFile.FileName);
fup1.PostedFile.SaveAs(path + filename);

[Code] ....

And second button ....

protected void BtnUpload2_Click(object sender, EventArgs e)
{
fup2.PostedFile.SaveAs(path + filename);
SqlCommand _cmd = new SqlCommand("Fileup3", _cn);
_cmd.CommandType = CommandType.StoredProcedure;

[Code] ....