var fDesc=new Array(); fDesc[0] = "The aim of MixSim is to simulate the laboratory concrete mix design process in the computer enabling designs for properties of fresh and hardened concrete to be made more comprehensively, faster and more accurately on the basis of materials test data and only the minimum of concrete data, as may be essential for determination of strength."; 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 = ''; } }