var fDesc=new Array(); fDesc[0] = "QGroundControl provides full flight control and mission planning for any MAVLink enabled drone. It provides configuration for ArduPilot or PX4 Pro powered vehicles. Its primary goal is ease of use for first time and professional users. All the code is open-source source, so you can contribute and evolve it as you want."; 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 = ''; } }