// Einstellungen: können ggf. auch außerhalb des .js-files, sprich im HTML-File liegen
// bei mehreren kategorien (-> Unterverzeichnissen) das jeweilige angeben
var pix = "6";	// Anzahl der Bilder in diesem Verzeichnis
var delay = 5000; // verweildauer pro bild
var delay2 = 1000; 
var autostart = "1"; // 0 für manuellen start der show, 1 für autostart
var dir = "http://www.ff-mettmach/pics/";	// Verzeichnis in dem sich die Bilder befinden
var tmpimg = new Image;

ns4 = ((navigator.appName == 'Netscape') && (parseInt(navigator.appVersion) <= 4.8))? true:false
ns6 = ((navigator.appName == 'Netscape') && (parseInt(navigator.appVersion) > 4.8))? true:false
ie = (navigator.appName != 'Netscape')? true:false

var NewImg = new Array();
var imgid = new Array();
var BigImg = new Array();

NewImg[0] = "http://www.ff-mettmach.at/pics/header_text04.jpg";
imgid[0] = 100;

NewImg[1] = "http://www.ff-mettmach.at/pics/header_text01.jpg";
imgid[1] = 101;

NewImg[2] = "http://www.ff-mettmach.at/pics/header_text02.jpg";
imgid[2] = 102;

NewImg[3] = "http://www.ff-mettmach.at/pics/header_text03.jpg";
imgid[3] = 103;

var ImgNum = 0;
var ImgNum2 = 1;
var ImgLength = NewImg.length - 1;
tmpimg.src = NewImg[1];
//var ImgLength = BigImg.length - 1;

var preloadImage = new Image;
var lock = false;
var run;

function download()	{
	window.open(BigImg[ImgNum],"lupe");
}

function chgImg(direction, user)	{
if (user) { 
	lock = false;
	document.pausestart.src = play; // pausestart = Name des Play/Start-Bildes
	window.clearInterval(run);
}
if ((tmpimg.complete==true || tmpimg.complete==null) && (tmpimg.src == NewImg[ImgNum2]) || user ) {
	if (document.images)		{
		ImgNum = ImgNum + direction;
		ImgNum2 = ImgNum + direction;
		
		if (ImgNum > ImgLength)		{
			ImgNum = 0;
		}

		if (ImgNum < 0) {
			ImgNum = ImgLength;
		}

		if (ImgNum2 > ImgLength)		{
			ImgNum2 = 0;
		}

		if (ImgNum2 < 0) {
			ImgNum2 = ImgLength;
		}
		
		if(ie) {
			document.images.slideshow.style.filter='blendTrans(duration=2)'
			document.images.slideshow.style.filter='blendTrans(duration=crossFadeDuration)'
			document.images.slideshow.filters.blendTrans.Apply() 
	 		document.images.slideshow.src = NewImg[ImgNum]
			tmpimg = new Image;
			tmpimg.src = NewImg[ImgNum2];
			if (document.all){
				document.images.slideshow.filters.blendTrans.Play()
			}
		} else {
			document.slideshow.src = NewImg[ImgNum];
			tmpimg.src = NewImg[ImgNum2];
		}
	}
}
}

function auto()	{
if (lock == true)	{
	lock = false;
	document.pausestart.src = "http://granat.obergurgl.at/images/slide/foto_play.gif"; // pausestart = Name des Play/Start-Bildes
	window.clearInterval(run);
}
else if (lock == false)	{
	lock = true;
	document.pausestart.src = "http://granat.obergurgl.at/images/slide/foto_pause.gif";
	chgImg(1,false);
	run = setInterval("chgImg(1,false)", delay);
}
}

function autoload()	{
	if (lock == true)	{
		lock = false;
		window.clearInterval(run);
	}
	else if (lock == false)	{
		lock = true;
		run = setInterval("chgImg(1,false)", delay);
	}	
}

if (autostart == "1")	{ 
	autoload();
}