var fDesc=new Array(); fDesc[0] = "PythonTurtle strives to provide the lowest-threshold way to learn (or teach) Python. Students command an interactive Python shell (similar to the IDLE development environment) and use Python functions to move a turtle displayed on the screen. An illustrated help screen introduces the student to the basics of Python programming while demonstrating how to move the turtle."; 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 = ''; } }