var fDesc=new Array(); fDesc[0] = "htV-m Download Software is a free-to-use Formaldemeter htV-M assistant. The htV-M can precisely measure formaldehyde concentrations in parts per million (ppm) and mg / m3 over a wide range of temperature and humidity. This app helps you to download and install firmware."; 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 = ''; } }