var fDesc=new Array(); fDesc[0] = "HPLC Simulator is a web-based high-performance liquid chromatography simulation. You can adjust a range of experimental parameters and see their affect on chromatographic parameters including retention time, column efficiency, and backpressure. It is intended to be used for educational purposes only."; 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 = ''; } }