var fDesc=new Array(); fDesc[0] = "Use the Windows application DENSITY 4.4 to estimate the density of animal populations from capture-recapture data collected using an array of 'detectors'.DENSITY runs under Windows XP and Windows 7, and other recent versions of Windows.Detectors may be live-capture traps, with animals uniquely marked."; 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 = ''; } }