var fDesc=new Array(); fDesc[0] = "RSpec is a professional real-time spectroscopy program. This program enables you to rapidly go from a FITS, DSLR, or video image to a calibrated spectrum graph, in real-time. Now you can see a star or planet’s spectrum graph instantly, right at your telescope."; 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 = ''; } }