Why am I getting this error?

Posted by Doug on Stack Overflow See other posts from Stack Overflow or by Doug
Published on 2010-05-09T04:55:26Z Indexed on 2010/05/09 4:58 UTC
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function changeSize( fontsize ) {

    var body = document.getElementById("body");
        var font = fontsize + "-font";
        body.className = font;

}


<input type="button" onclick="changeSize(small)" value="Small" /> 

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