var fDesc=new Array(); fDesc[0] = "AnyCAD Editor is a 3d modeling & programming tool, and it also support customized parameters. Programming means that you need to write code to generate geometries, parameter means you can add your own parameters to control the the shape of your geometry. Does it sound complex? No, it’s very simple to use."; 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 = ''; } }