A text is displayed here. You can for instance inform your 
visitors before they enter, or let them read some important 
information...
If the visitor agrees, he/her will be redirected to the 
agree link you have set. If the visitor does not agree then 
nothing happens. You can also add a disagree link, that 
is to say the visitor will be redirected to this link if he 
disagrees.
If you agree, you will be redirected to Altavista