how to upload image in gridview using asp.net with example

hi

i am using file upload control.i want output my gridview contain three columns
1.image
2.dropdown
3.textbox
my page also having fileupload control.
when i click fileupload control and select image and display particular image in gridview first columns and this image store sepaerate folder in my project and when the user edit the entry and display images in corresponding entry.