Hi, ive got all information about visitors incoming my site: IP, where came from(google, yahoo, none, etc..), browser, time. but i need to detect from all those which enter from an adsense click. i've discover that some of the got in the url ..google.com/aclk=.... but some other doesnt, because i made the test. how can i detect these others that are from adsense click? it is some variable o something that tells me its adsense ? please, if someone could hel me.