var fDesc=new Array(); fDesc[0] = "Bincy Bouncy is a physics simulation practice program that allows the user to control various properties of projectiles and the obstacles with which they interact. The control form is the place to set all of the properties of the projectiles that you will launch. Using these controls you can change the size, angle, velocity and initial position of the projectiles, as well as the gravity force that will affect all projectiles."; 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 = ''; } }