var fDesc=new Array(); fDesc[0] = "This is the classic sliding puzzle game, also known as Fifteen. In this game you move the tiles around until you recover the original picture. There's only one empty space and you can only move a tile into this empty space."; 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 = ''; } }