/**
 *  Renesas Global Site Rollover Functions
 *  Controls display of the rollover div associated
 *  with the Global Site Menu at the top of the page. 
 */

// Flyover Function

window.onerror = null;
var bName = navigator.appName;
var bVer = parseInt(navigator.appVersion);
var NS4 = (bName == "Netscape" && bVer >= 4);
var IE4 = (bName == "Microsoft Internet Explorer" && bVer >= 4);
var NS3 = (bName == "Netscape" && bVer < 4);
var IE3 = (bName == "Microsoft Internet Explorer" && bVer < 4);
var menuActive = 0
var menuOn = 0
var onLayer
var timeOn = null// LAYER SWITCHING CODE

if (NS4 || IE4) {
	if (document.layers) {
		layerRef="document.layers";
		styleSwitch="";
		thingStart="['"
		thingEnd="']"
	}else if (document.all){
		layerRef="document.all";
		styleSwitch=".style";
		thingStart="['"
		thingEnd="']"
	} else if (document.getElementById){
		layerRef="document.getElementById";
		styleSwitch=".style";
		thingStart="('"
		thingEnd="')"
	}
}
 
// SHOW MENU
function showLayer(layerName){
	if (NS4 || IE4) {
		if (timeOn != null) {
			clearTimeout(timeOn)
			hideLayer(onLayer)
		}
		if (NS4 || IE4) {
			eval(layerRef+thingStart+layerName+thingEnd+styleSwitch+'.visibility="visible"');
		} 
		onLayer = layerName
	}
}// HIDE MENU
function hideLayer(layerName){
	if (menuActive == 0) {
		if (NS4 || IE4) {
			eval(layerRef+thingStart+layerName+thingEnd+styleSwitch+'.visibility="hidden"');
		}
	}
}// TIMER FOR BUTTON MOUSE OUT
function btnTimer() {
	timeOn = setTimeout("btnOut()",1000)
}// BUTTON MOUSE OUT
function btnOut(layerName) {
	if (menuActive == 0) {
		hideLayer(onLayer)
	}
}// MENU MOUSE OVER 
function menuOver() {
	clearTimeout(timeOn)
	menuActive = 1
}// MENU MOUSE OUT 
function menuOut() {
	menuActive = 0 
	timeOn = setTimeout("hideLayer(onLayer)", 400)
 }