var fDesc=new Array(); fDesc[0] = "Trusses+ is a program dedicated to the predesign of Large Span Trusses in conformity with the European rules for steel structures (EN1 993-1-1:2005). The program checks the design criteria of each member of a truss (upper and lower chords, bracings), estimates the dimensions of the cross-section of elements of the structure, and 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 = ''; } }