var fDesc=new Array(); fDesc[0] = "The Psychedelic Screen Saver generates an endless variety of colorful mathematical patterns. You can run it with the pre-configured displays or, if you're feeling adventurous, use the built-in editor to create your own displays using a huge library of pattern generators, color generators, and controls."; 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 = ''; } }