var fDesc=new Array(); fDesc[0] = "National Pump Selector is a free program that enables you to quickly search across National pump catalog and identify the pumps available for the required application. You can select and evaluate centrifugal and air-operated double-diaphragm (AODD) pumps from manufacturers' electronic catalogs."; 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 = ''; } }