var fDesc=new Array(); fDesc[0] = "Grey Olltwit's Maths Worksheet - Addition is a simple application which can help to develop your kids' math skills.
By using this program you can choose from 3 levels of addition sums from single digits to three figure problems. You will see each sum which is randomly produced one at a time on a blackboard style interface. Audio and visual encouragement will let you know when you are right and when you are wrong. The application Includes the ability to carry 1 when the answer to a column of figures is more than 9 too."; 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 = ''; } }