<a href="http://www.domain.com" onClick="window.open('http://www.linkingsite.com/cgi-bin/search/go.cgi?id=2620'); return false;">Anchor text</a> Thanks in advance
i would think so. as far as i know only the nofollow attribute prevents PR being passed. the link you mentioned is just for tracking purposes.
It depends. Now that Google is smarter at reading javascript, Google may or may not... It will take more time for the technology to mature for us to give a definite answer