>>You can use only cookies and don't pass the sid in the url.
Most spiders don't accept cookies (AFIK)
>>Or you can try to identify the spiders with the USER_AGENT and the IP of
>>the visitor. If is_a_spider then url_without_sid else url_with_sid.
Good thought but there are businesses making a living off of spider
identification - there are a lot of spiders to detect.
Thanks for the input though I'm afraid this is the unsolvable problem:
shopping cart = sid / sid = search engine problems.
Kevin
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