Yup thats the one. Thank you

I remember a while a go i was looking at something and it said that google will choose to make its own description of your site if it thinks it is more relevant than the description you have put in the meta tag. I also remembered that it said there was a way of making sure that it only used your met...

i thought that that would redirect the user to that web address? rather than change the apparent url in the address bar?

How do i set it up so that when people visit by typing http://www.site.com/topic it redirects to http://www.site.com/index.php?page=topic without changing the url in the address bar?

and is this search engine friendly?