loadEvents = [];
function addLoadEvent(f)
{
  loadEvents.push(f);
}
window.onload = function(){
  for(i=0;i<loadEvents.length;i++){
    loadEvents[i]();
  }
}

function set_all_vehicle_makes(v) {
  $$("input.vm_interest").each(function(cb) {
    cb.checked = v;
  });
}