var fDesc=new Array(); fDesc[0] = "SurfSeis is an app that allows you to process seismic data using the multichannel analysis of surface waves (MASW) method. The Active MASW uses active seismic sources (e.g., sledgehammers, weight drop, charges, etc.) and a linear receiver array, and data collected in a roll-along manner."; 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 = ''; } }