var fDesc=new Array(); fDesc[0] = "MMTTY is a free software tool that allows a computer with a sound card to work with an amateur radio transceiver to receive and send baudot RTTY signals. MMTTY has a built-in logging program and DSP filtering, it is very flexible, with many parameters open to operator control."; 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 = ''; } }