var fDesc=new Array(); fDesc[0] = "PMU Connection Tester verifies that a data stream from synchrophasor measurement device is being successfully received. It supports various phasor data protocols such as IEEE C37.118, IEEE 1344, BPA PDCstream, SEL Fast Message, IEC 61850-90-5 and others."; 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 = ''; } }