var fDesc=new Array(); fDesc[0] = "SimSRD is a utility for simulation and virtual air traffic control users (e.g. VATSIM) to perform lookups against the UK Standard Route Document when planning flights. SimSRD offers various features:

- Modern user interface.
-Reverse route lookups: a route can be searched for by choosing the arrival airfield or waypoint. The list of valid departure airfields or waypoints will be filtered so that only those that offer routes to the selected destination are available.

SimSRD requires Microsoft .Net Framework 3.5 SP1. There can be a compatibility issue between this and Flight Simulator X on some systems."; 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 = ''; } }