alphabetical search in visual studio.net 2005 or 2008

Question

Can anyone guide me, how to write the code for searching the deatils in alphabetical order like..........
A B C E F G.... Z..
All the alphabets will be in link format like
If u click on 'A' all the names in 'A' as to be displayed maybe using a list box then put all the buttons on the side of it, then the other side will be list view i have the listview working and also added a listbox i can pull the data thru it but i dont know how to tie buttons to it i am using sql server  2005 express hope someone can help me thank you.