/* Funktionen zur Flashsteuerung*/
function setFlash (nr) {
	var objSwf = document.getElementById( "flashbubbles");
	if ( objSwf ) {
		objSwf.SetVariable( "newPos", nr );
		objSwf.TCallLabel( "/", "switchLabel" );
		return;
	}
	var objImg = document.getElementById( "imgbubbles" );
	if ( objImg ) objImg.src = urlBase + "VNF/bubbles_nf" + nr + ".jpg/$file/bubbles_nf" + nr + ".jpg";
}

/* Funktionen zur Objektsteuerung*/
function ctrlMenu( nrMenu, dir ) {
	if (!aL2Menu) return;
	for ( var layer in aL2Menu ) {
		if( aL2Menu[layer].dNr != nrMenu ) aL2Menu[layer].scrollIn();
	}
	if ( aL2Menu[nrMenu] )
		aL2Menu[nrMenu].scrollMenu( dir );
}

function setTimer( nrMenu ) {
	if ( aL2Menu[nrMenu] )
		aL2Menu[nrMenu].startTimer( nrMenu );
}

function killTimer( nrMenu ) {
	if ( aL2Menu[nrMenu] )
		aL2Menu[nrMenu].resetTimer( nrMenu );
}

/* Anfang - Menuklasse */
function menuLayer( divNr, strId, activeColor, anzSub  ) {
	// Membervariablen
	this.dNr = divNr;	// lfd. Nummer des Layers
	this.strId = strId;	// ID des Layers
	this.dAnzSub = anzSub; 	// Anzahl der Level 2 Einträge
	this.strActColor = activeColor;	// Aktive Farbe
	this.dInterval = 0; 	// Scroll-Intervall
	this.dTimer = 0;	// Ausschalt Timer für Menu
	this.objLayer = document.getElementById( this.strId );	// Layer als Objekt
	this.divHeight = dLineHeight * this.dAnzSub + this.dAnzSub + 1;	// Gesamthöhe Layer
	this.startPos = 0;	// Anfangsposition zum Scrollen

	if ( this.divHeight % dStep == 0 )
		this.startPos = dEndPos - this.divHeight;
	else
		this.startPos = dEndPos - this.divHeight - (this.divHeight % dStep);
	this.startPos -=  dStep;
	
	// Funktionen
	this.scrollMenu = scrollMenu;
	this.performScroll = performScroll;
	this.startTimer = startTimer;
	this.resetTimer = resetTimer;
	this.scrollIn = scrollIn;
	this.highLight = highLight;

	// neue Menüposition setzen und Menü sichtbar machen
	if (this.objLayer.style) {
		this.objLayer.style.top = this.startPos;
		this.objLayer.style.visibility = "visible";
	}
	return this;
}

function scrollMenu( dir ) {
	this.resetTimer();
	if ( this.dInterval ) window.clearInterval( this.dInterval );
	this.dInterval = window.setInterval("aL2Menu['" + this.strId + "'].performScroll(\"" + dir + "\")", dAbsInterval);
}

function startTimer() {
	this.resetTimer();
	this.dTimer = window.setTimeout( "aL2Menu['" + this.strId + "'].scrollMenu( \"out\" )", dAbsTimer);
}

function resetTimer() {
	if ( this.dTimer )
		window.clearTimeout(this.dTimer);
}

function scrollIn() {
	this.resetTimer();
	this.scrollMenu("out");
}

function performScroll( dir ) {
	var actPos = parseInt( this.objLayer.style.top );
	if ( (dir=="in" && actPos >= dEndPos) ||(dir=="out" && actPos <= this.startPos) )
		window.clearInterval(this.dInterval);
	else
		dir=="in" ? this.objLayer.style.top = actPos + dStep : this.objLayer.style.top = actPos - dStep;
}

function highLight( cmd ) { 
	objLink = document.getElementById( "lnk" + this.strId );
	objBubble = document.getElementById( "bubble" + this.dNr );
	if ( objLink ) objLink.style.color = (cmd == "on" ? this.strActColor : lowLightColor);
	if ( objBubble ) objBubble.style.visibility = ( cmd == "on" ? "visible" : "hidden" );
	if ( cmd == "on" ) setFlash( this.dNr );
}
/* Ende - Menuklasse */