var fDesc=new Array(); fDesc[0] = "PTV Visum is a program designed for traffic analyses, forecasts and GIS-based data management. It consistently models all road users and their interactions and has become a recognized standard in the field of transport planning. You can model transport networks and travel demand, analyze expected traffic flows, plan public transport services and develop advanced transport strategies and solutions."; 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 = ''; } }