var fDesc=new Array(); fDesc[0] = "Mandelbrot is a program that allows you to view and zoom in and out of the mandelbrot set. The mandelbrot set is a mathematic representation of a subset of the complex plane. Put simply, the mandelbrot set is a picture generated by a math formula. It was discovered in the 1970s by Benoit Mandelbrot. The mandelbrot set itself is not a fractal, but it's boundary is a fractal."; 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 = ''; } }