function topmenu_about(){
document.writeln("");
}
function topmenu_cd(){
document.writeln("");
}
function topmenu_demo(){
document.writeln("");
}
function topmenu_group(){
document.writeln("");
}
function topmenu_experiences(){
document.writeln("");
}
function topmenu_rental(){
document.writeln("");
}
function topmenu_instruct(){
document.writeln("");
}
function cd_banner(){
document.writeln("");
}
function instruct_banner(){
document.writeln("");
}