// javascript für labylist.htm

var MausX = 0;

function FensterKorrektur(){
	var FensterY = 800;
	FensterY = (getUBrowser()) ? window.innerHeight : document.body.clientHeight;
// alert ("Fensterhöhe: " + FensterY);
	document.getElementById("scrollBereich").style.height = FensterY - 170;

}

function MausOver (Ereignis){
	if (!Ereignis) Ereignis = window.event;
	MausX = Ereignis.screenX;
//  alert("x-Wert: " + Ereignis.screenX + " / y-Wert: " + Ereignis.screenY);
}

function setbild2(aktLaby){
	var docYOffset = 0;
	var WinW = 0;
	var WinH = 0;
	var i = 0;
	var ankerI = "";
	var labyBBreite = 200;
	var labyBHoehe = 200;
	var labyBhHoehe = 0;
	var labyPos = 1;
	var posOrd = 0;
	var ordner = "";
	var neuesBild = "";

	WinW = (window.innerWidth) ? window.innerWidth : document.body.clientWidth;
	WinH = ((window.innerHeight) ? window.innerHeight : document.body.clientHeight);
	docYOffset = (window.pageYOffset) ? window.pageYOffset : document.body.scrollTop;	
	
//alert(WinW + "/" + WinH + "/" + docYOffset);
	
	if (aktLaby.indexOf("_")){
		if (aktLaby.indexOf("P") == 0){
			if (MausX < WinW / 2) labyPos = 0;
			if (MausX > WinW / 2) labyPos = 2;
			aktLaby = aktLaby.substring(1);
		}
		posOrd = aktLaby.lastIndexOf("/");
		if (posOrd > 0){
			ordner = aktLaby.substring(0, posOrd + 1);
			aktLaby = aktLaby.substring(posOrd + 1);
//			alert (ordner + " " + aktLaby);
		}
		for (i = 0; i < anzahl; i++){
        		ankerI = punkt[i][4];
	        	pos1 = ankerI.lastIndexOf("/") + 1;
	        	pos2 = ankerI.lastIndexOf(".");
			ankerI = (pos2 < 0) ? ankerI : ankerI.substring(pos1, pos2);
			if (aktLaby == ankerI) break;
		}
		if (aktLaby != ankerI) return;
		neuesBild = ordner + punkt[i][9];

		labyBBreite = punkt[i][10];
		labyBHoehe = punkt[i][11];
	}
	else{	// == 0
		aktLaby = aktLaby.substring(1);
		if (aktLaby.indexOf("P") == 0){
			if (MausX < window.innerWidth / 2) labyPos = 4;
			if (MausX > window.innerWidth / 2) labyPos = 2;
			aktLaby = aktLaby.substring(1);
		}
		neuesBild = aktLaby;
	}
	
	labyBhHoehe = Math.round(labyBHoehe / 2);

	document.getElementById("box2").style.left = WinW / 2  -  (labyBBreite / 2) * labyPos;
	document.getElementById("box2").style.top = docYOffset + (WinH / 2) - labyBhHoehe;
	
	document.listBild.src = neuesBild;
}

function setbild1(i){
	var ordner = "../";
	if (i.indexOf("../")) ordner = "";
	document.listBild.src = ordner + "transpar.gif";
}