var fDesc=new Array(); fDesc[0] = "TERRASCIENCES Unit Conversion Program is a free program that can be used to convert values of one type of unit to another. All units are grouped into categories for easy location of the needed conversion. The program supports many different categories of unit conversions"; 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 = ''; } }