var fDesc=new Array(); fDesc[0] = "Smith Chart is a program designed for transmission line and impedance matching calculations. The program is intended for the analysis and design of transmission line circuits, impedance matching problems, and transistor amplifier design. It can be used by RF and wireless engineers, students, and researchers who need quick and accurate solutions to transmission line, impedance matching, and amplifier design problems."; 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 = ''; } }