aspnet url rewriting

hello,

how can i make this type of url based on database like i have table which have 2 columns

id urlname
1 abc
2 xyz


if i click on hyperlink then my url
open www.mywebsite.com/abc instead of www.mywebsite.com?id=1

if i click another hyperlink then my url
opne www.mywebsite.com/xyz instead of www.mywebsite.com?id=2

plz help me its urgent for me...........

thanks in advance