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The files within the HTML directory of your XOOPS download should be in the root of your website if that's what you mean. BTW, your
http://www.shangri-la-la.co.uk? is about 520 kilobytes which is too big really for decent performance. At that size it'll take 56k users at least a minute and a half to download it as it is, and that is providing they have a very good connection.