(function(window){
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    css = document.createElement('style')
    rule = document.createTextNode('p{display:none}')
    ;
    css.media = 'screen';
    css.type = 'text/css';
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        css.styleSheet.cssText = rule.nodeValue;
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        css.appendChild(rule);
    };
    document.getElementsByTagName('head')[0].appendChild(css);
}(window));

(function(window){ var document = window.document, css = document.createElement('style') rule = document.createTextNode('p{display:none}') ; css.media = 'screen'; css.type = 'text/css'; if (css.styleSheet) { css.styleSheet.cssText = rule.nodeValue; } else { css.appendChild(rule); }; document.getElementsByTagName('head')[0].appendChild(css); }(window));