I need some information.

I want to know that is there any way to track keywords of "SPONSORED LINKS " appeared in Google or Yahoo etc.
Like

i visit www.google.com and in search box i write "autoresponder". On top and on right side i found some SPONSORED LINKS. But when i right click on the sponsored links and see its properties to check its destination url and keywords against that ad, it wont show me full information. Because google has encrypt it.

I want to track from url that what are the keywords bind with the url and what is the destination path of url.

Sample URLs
Code:
http://www.google.com.pk/pagead/iclk?sa=l&ai=BYUMLhWS9RsX2MqOYmwPKzp33DI-UlSD_y4fxAtCHqQWwkB8IABABGAEoAjgAUKOp_swCYMvctAWYAZ2HAaAB59yb_gPIAQGAAgGpAmZKpb-iWaw-2QOr5gE8fapaCA&adurl=http://www.replyfocus.com/overview.html
how can i do this