ontent" />
        <link rel="match" href="../../reference/only_pass_parens_semicolon.html"/>
        <meta name="flags" content="dom" />
        <meta name="assert" content="The 'content' property properly handles the 'attr()' function when calling the attribute 'onmousemove'." />
        <meta http-equiv="Content-Script-Type" content="text/javascript" />
        <style type="text/css">
            div:before
            {
                content: attr(onmousemove);
                color: green;
          