var fDesc=new Array(); fDesc[0] = "ODM OpTest is a program that provides support for the RP-460 optical power meter which permits the technician to take loss measurements on a fiber circuit. When a RP-460 or UPM-100 is connected to a PC’s USB port, OpTest acquires optical power measurements from the power meter and displays the measurement."; 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 = ''; } }