var fDesc=new Array(); fDesc[0] = "The Ultimarc AimTrak configuration utility enables you to calibrate and configure the Ultimarc AimTrak Light Gun. With this program, you can change the default values and button assignments; check the sensor functionality; calibrate the device; update the firmware, and more."; 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 = ''; } }