var fDesc=new Array(); fDesc[0] = "Many mnemonic systems have been developed to aid in remembering numbers (credit cards, phone numbers, PINs, passwords, etc). The most prominent of these assigns a unique consonant sound to each digit, 0-9. These sounds are then used to form words/phrases that are more easily remembered than the raw numbers they represent. For example the number 70395 translates into"; 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 = ''; } }