Upload Image to server with autogenrated Name based on Employee code using C# and VB.Net in ASP.Net

Hiiii,

I want to upload images on server location (example.128.9.26.11\Images) with the auto generated unique names like if EmployeeCode is 2490 then the image name should be 00002490 .It means the name length is 8 char.if emp number is 100 then it should be 00000100.After that i want to perform update and delete operation on it.

While uploading that uploaded images should be display in picture box.

And also want to display that images in gridview.