var fDesc=new Array(); fDesc[0] = "With the PKI Product Selector you can make a quick selection of Systemair fire dampers. Technical parameters such as pressure drop and noise levels are calculated and presented. Schematic drawings and exact dimensions are shown for each type of damper. Ordering information and project handling for projects with several dampers as well as print-out functions are also included."; 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 = ''; } }