function cbcshow(id){
  cbchide();
  document.getElementById(id).style.display = "block"
}
function cbsshow(id){
  cbshide();
  document.getElementById(id).style.display = "block"
}
function cbrshow(id){
  cbrhide();
  document.getElementById(id).style.display = "block"
}

function selectco(thisform) {
    selecteditem = thisform.company.selectedIndex ;
    cbcshow(thisform.company.options[selecteditem].value)
}
function selectsv(thisform) {
    selecteditem = thisform.company.selectedIndex ;
    cbsshow(thisform.company.options[selecteditem].value)
}
function selectrg(thisform) {
    selecteditem = thisform.company.selectedIndex ;
    cbrshow(thisform.company.options[selecteditem].value)
}

function cbchide() {
  document.getElementById("AirLogistics").style.display = "none";
  document.getElementById("AirLogisticsLLC-GOM").style.display = "none";
  document.getElementById("AirLogisticsofAlaska").style.display = "none";
  document.getElementById("AirLogisticsIntlInc").style.display = "none";
  document.getElementById("AirLogisticsIntlLtd").style.display = "none";
  document.getElementById("AtyrauBristowAirwaysSvcs").style.display = "none";
  document.getElementById("BristowCaribbeanLtd").style.display = "none";
  document.getElementById("BristowGroupInc").style.display = "none";
  document.getElementById("BristowHeliLtd").style.display = "none";
  document.getElementById("BristowAcademy").style.display = "none";

}
function cbshide() {
  document.getElementById("SalesMarketing").style.display = "none";
  document.getElementById("Operations").style.display = "none";
  document.getElementById("HumanResources").style.display = "none";
  document.getElementById("TechnicalServices").style.display = "none";
  document.getElementById("InvestorRelations").style.display = "none";
  document.getElementById("Webmaster").style.display = "none";
}
function cbrhide() {
  document.getElementById("UnitedStates").style.display = "none";
  document.getElementById("England").style.display = "none";
  document.getElementById("Australia").style.display = "none";
  document.getElementById("Brunei").style.display = "none";
  document.getElementById("Colombia").style.display = "none";
  document.getElementById("Egypt").style.display = "none";
  document.getElementById("India").style.display = "none";
  document.getElementById("Kazakhstan").style.display = "none";
  document.getElementById("Mexico").style.display = "none";
  document.getElementById("Netherlands").style.display = "none";
  document.getElementById("Nigeria").style.display = "none";
  document.getElementById("Norway").style.display = "none";
  document.getElementById("Russia").style.display = "none";
  document.getElementById("Singapore").style.display = "none";
  document.getElementById("Trinidad").style.display = "none";
  document.getElementById("Turkmenistan").style.display = "none";
  document.getElementById("UAE").style.display = "none";
}