Before you try that download, you might want to check this SiteAdvisor report.
http://www.siteadvisor.com/sites/smileycentral.com?ref=safe&client_ver=FF_26.6_6275&locale=en-US&premium=false&client_type=FF&aff_id=0
At the very least, set a System Restore point first.
You can get a brand new paper one here;
https://techauthority.gltghosting.com/webapp/wcs/stores/servlet/ItemDisplay?catalogId=10051&storeId=10051&itemId=18962&langId=-1&categoryId=80122&parent_category_rn=80103&qty=0
or check eBay, or do a Google search will usually turn up a few people who specialize in Owners Manuals, like;
http://cootersautomanuals.com/
Not likely you'll find a downloadable one, unless some one scanned it manually.