var fDesc=new Array(); fDesc[0] = "The DualPAM software has been optimized for user-friendliness and efficient management of dual channel measurements. The software automatically calculates classical fluorescence ratio parameters as well as more recently suggested fluorescence parameters which consider energy transfer between photosystem units."; 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 = ''; } }