var fDesc=new Array(); fDesc[0] = "MathML-fonts is a browser add-on for Firefox that offers you free mathematical fonts for your mathematical formulas miscellaneous notations. This add-on will provide a better rendering of mathematical text, including more pleasant style and support for more Unicode symbols."; function tShowHide(id, show) { var s = document.getElementById("desc"); if ((s.innerHTML.length<=212 || show==1) && show!=2) { s.innerHTML = fDesc[id]; if (document.getElementById('m1')) document.getElementById('m1').style.display='none'; if (document.getElementById('m2')) document.getElementById('m2').style.display='none'; if (document.getElementById('more_txt')) document.getElementById('more_txt').style.display='inline'; } else { s.innerHTML = ''; } }