var fDesc=new Array(); fDesc[0] = "Boom Box System, The System For Accurate And Reliable Dynamite Operation On Seismic Recording Crews.Some features are: Integrated GPS interface, Weight Drop Mode can be used to synchronize Impulse Seismic Sources like the DigiPulse, Bright easy to read Display and much more."; 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 = ''; } }