var fDesc=new Array(); fDesc[0] = "Prime95 lets you participate in the Great Internet Mersenne Prime Search. The program uses the computing power of your PC to help in finding of Mersenne prime numbers (a prime number of the form 2^n -1). The latest version is optimized for Intel Haswell series processors (Core i3/i5/i7 4xxx)."; 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 = ''; } }