var fDesc=new Array(); fDesc[0] = "CNC Studio USB is a program that connects a PC, notebook or netbook with the USB Port of a CNC machine with a parallel port. The application can be used to control any CNC machine which has a parallel port and which uses clocking / direction signals as actuation."; 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 = ''; } }