var fDesc=new Array(); fDesc[0] = "RASAero (Rogers Aeroscience) II is an aerodynamic analysis and flight simulation program. It can be used to model rockets, missiles, and space launch vehicles. RASAero aerodynamic predictions include drag coefficient at the zero degrees angle of attack, drag coefficient with a non-zero angle of attack, and lift coefficient and normal force coefficient with the angle of attacks."; 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 = ''; } }