var fDesc=new Array(); fDesc[0] = "GEODAS-NG is a free program that can be used for NGDC downloaded data. It is an interactive database management system developed by the National Geophysical Data Center (NGDC) for use in the assimilation, storage and retrieval of geophysical data. It can be used for the Marine Trackline Geophysical Data, Hydrographic (bathymetric) Data, Gridded Data Sets and Aeromagnetic Survey Data."; 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 = ''; } }