var fDesc=new Array(); fDesc[0] = "An interactive mathematics software that helps children better understand the notion of shape in space. Contains definitions, pictures and small animations about Disc Packing, Sphere Packing, Pythagoras’ Theorem, The Ellipse, Circles, Dimensions, Surface Area, Volume, Paper Folding.
Also, advanced notions and information can be found in many submenus."; 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 = ''; } }