A lot of the Xoops Form elements are using single quotes for Html tags rather than double quotes. This will break if the module developer uses single quotes in words that use single quotes or use single quotes 'Captions' for example.
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<textarea name="faq_keywords" id="faq_keywords" title="Related Pages Tags: - To relate different FAQs, enter a tag " word'="" within="" each="" FAQ="" you="" wish="" to="" relate="" to="" each="" other.'="" rows="5" cols="50">Text here</textarea>
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Fix: Use Double quotes for Html and addslashes?
Fixed in SVN and waiting for review