$s .= '<p>'.t('The MathJax addon renders mathematical formulae written using the LaTeX syntax surrounded by the usual $$ or an eqnarray block in the postings of your wall,network tab and private mail.').'</p>';
$s .= '<label id="mathjax_label" for="mathjax_use">'.t('Use the MathJax renderer').'</label>';
$s .= '<input id="mathjax_use" type="checkbox" name="mathjax_use" value="1"'. $usetext .' />';
$s .= '<div class="clear"></div>';
$s .= '<p>'.t('The MathJax addon renders mathematical formulae written using the LaTeX syntax surrounded by the usual $$ or an eqnarray block in the postings of your wall,network tab and private mail.').'</p>';
$s .= '<label id="mathjax_label" for="mathjax_use">'.t('Use the MathJax renderer').'</label>';
$s .= '<input id="mathjax_use" type="checkbox" name="mathjax_use" value="1"'. $usetext .' />';
$s .= '<div class="clear"></div>';