var fDesc=new Array();
fDesc[0] = "Crocodile Mathematics is user-friendly mathematical modelling software for secondary school geometry and numeracy.
Mathematical modelling is made simple - link shapes, numbers, equations and graphs to create your models.
Welcome to the world of experimental mathematics.";
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 = '';
}
}