[CODE]
FileStream fs = File.OpenRead("D:\\cc.jpg");
byte[] buffer = new byte[fs.Length-1];
fs.Read(buffer,0,(int)buffer.length);
MemoryStream ms = new MemoryStream(buffer);
ms.Position = 0;
Image img = Image.FromStream(ms);
//将img赋给你的pictureBox就可以...
//基本上是这样...现在没有vs.net..没有调试过..
[/CODE]