tml#content" />
        <meta name="flags" content="dom" />
        <meta name="assert" content="The 'content' property properly handles the 'attr()' function when calling the attribute 'onkeypress'." />
        <meta http-equiv="Content-Script-Type" content="text/javascript" />
        <style type="text/css">* { margin: 0; padding: 0 }
            div:before
            {
                content: attr(onkeypress);
                color: green;
            }
            div
            {
       