// ############  preloading images navleiste  ############
// for smoother animation

var nav01Off = new Image;
var nav02Off = new Image;
var nav03Off = new Image;
var nav04Off = new Image;
var nav05Off = new Image;
var nav06Out = new Image;
var nav07Out = new Image;
var nav08Out = new Image;

var nav01Over = new Image;
var nav02Over = new Image;
var nav03Over = new Image;
var nav04Over = new Image;
var nav05Over = new Image;
var nav06Over = new Image;
var nav07Over = new Image;
var nav08Over = new Image;

nav01Off.src = "../media/nav/nav01_gray.jpg";
nav02Off.src = "../media/nav/nav02_gray.jpg";
nav03Off.src = "../media/nav/nav03_gray.jpg";
nav04Off.src = "../media/nav/nav04_gray.jpg";
nav05Off.src = "../media/nav/nav05_gray.jpg";
nav06Off.src = "../media/shared/nav_left_out.jpg";
nav07Off.src = "../media/shared/nav_re_out.jpg";
nav08Off.src = "../media/shared/nav_quit_out.jpg";

nav01Over.src = "../media/nav/nav01_blue.jpg";
nav02Over.src = "../media/nav/nav02_blue.jpg";
nav03Over.src = "../media/nav/nav03_blue.jpg";
nav04Over.src = "../media/nav/nav04_blue.jpg";
nav05Over.src = "../media/nav/nav05_blue.jpg";
nav06Over.src = "../media/shared/nav_left_over.gif"
nav07Over.src = "../media/shared/nav_re_over.gif"
nav08Over.src = "../media/shared/nav_quit_over.gif"


// ############ rollovers - navigationsleiste  ############
// alle seiten der ersten ebene
function imgOver(thisImg) {
	document[thisImg].src = "../media/nav/" + thisImg + "_blue.jpg"
}
function imgOut(thisImg) {
	document[thisImg].src = "../media/nav/" + thisImg + "_gray.jpg"
}


// ############  rollovers - navigationselemente  ############
// pages bandoneon01 und bilder01

function navOver(thisImg) {
	document[thisImg].src = "../media/shared/" + thisImg + "_over.gif";
}
function navOut(thisImg) {
	document[thisImg].src = "../media/shared/" + thisImg + "_out.gif";
}


// ############  Open_new_window script  ############
// plus positioning this window on the screen
// alle pop-up windows - except
function displayWindow(url,w,h) {
	var leftPos = (screen.width-w)/2;
	var topPos = (screen.height-h)/4;
	
	var newWindow = window.open(url,'some_name','width='+w+',height='+h+',resizable=yes,scrollbars=yes,menubar=no,status=no,top='+topPos+',left='+leftPos);
}

// musik04.html only
function displayMusik(url,w,h) {
	var leftPos = (screen.width-w)/1.025;
	var topPos = (screen.height-h)/2;
	
	var newWindow = window.open(url,'some_name','width='+w+',height='+h+',resizable=yes,scrollbars=yes,menubar=no,status=no,top='+topPos+',left='+leftPos);
}