var speed = 100;
var timer_name = null;
var timer_value = null;
var layerRef="null", styleSwitch="null"; var Browser="null";
if (navigator.appName == "Netscape") Browser="NC"
if (navigator.appName == "Microsoft Internet Explorer") Browser="IE"

function show(_name){
clearTimeout(timer_value);
if(document.layers){
document.layers[_name].visibility = "show";
} 
else {
	document.getElementById(_name).style.visibility = "visible";
}
 if(timer_name == _name){
 }
 else {
 hide_menu();
 }
}

function sb_show(_name1,_name2){
clearTimeout(timer_value);
if(document.layers){
document.layers[_name1].visibility = "show";
document.layers[_name2].visibility = "show";
} 
else {
	document.getElementById(_name1).style.visibility = "visible";
	document.getElementById(_name2).style.visibility = "visible";
}
 if(timer_name != _name1){ hide_menu(); }
}

function hide(_name){
timer_value = setTimeout("hide_menu()", speed);
timer_name = _name;
}

function hide_menu(){
if(timer_name){
	if(document.layers){
		document.layers[timer_name].visibility = "hide";
	}
	else {
		document.getElementById(timer_name).style.visibility = "hidden";
  	}
 }
}

function win_resize(){
	if(document.layers){
	document.location.reload();
	 }
}

function init()
{
  if (Browser == "NC") {
    layerRef="document.layers";
    styleSwitch="";
  }else{
    layerRef="document.all";
    styleSwitch=".style";
  }
}

window.onresize = win_resize;