//---- JR 2008 ----//
// INIT GLOBALS
var allImages;

var arrows = new Array();
	arrows[1] = new Image(); arrows[1].src = "fileadmin/interfaceImg/refArrowLeft.gif";
	arrows[2] = new Image(); arrows[2].src = "fileadmin/interfaceImg/refArrowLeftEn.gif";
	arrows[3] = new Image(); arrows[3].src = "fileadmin/interfaceImg/refArrowLeftHi.gif";
	arrows[4] = new Image(); arrows[4].src = "fileadmin/interfaceImg/refArrowLeftDn.gif";
	arrows[5] = new Image(); arrows[5].src = "fileadmin/interfaceImg/refArrowRight.gif";
	arrows[6] = new Image(); arrows[6].src = "fileadmin/interfaceImg/refArrowRightEn.gif";
	arrows[7] = new Image(); arrows[7].src = "fileadmin/interfaceImg/refArrowRightHi.gif";
	arrows[8] = new Image(); arrows[8].src = "fileadmin/interfaceImg/refArrowRightDn.gif";
	
var firstNum = 0; var lastNum = 5; var imgCount = 5;
var path = "";

	
function changeImgX(ID) {
	var X = document.getElementById("changeImg");
	num = ID.charAt(1);
	imgCount = allImages.length-1;
	curNum = (parseInt(num)+1) + lastNum-5;
	X.src = path + allImages[curNum-1];
		
	txtO = document.getElementById("nodeTxt");
	//txtO.innerHTML = (parseInt(num)+1) + " von " + imgCount;
	txtO.innerHTML = curNum + " von " + (imgCount+1);
}

function scrollRightF() {
	imgCount = allImages.length-1;
	var objR = document.getElementById("sRight");
	var objL = document.getElementById("sLeft");
	if (lastNum < imgCount) {
		lastNum++; firstNum++;
	}
	if (lastNum == imgCount) {
		objR.src = arrows[5].src;
		objL.src = arrows[2].src;
		//alert(lastNum);
	} else {
		objR.src = arrows[6].src;
		if (firstNum == 0) {
			objL.src = arrows[1].src;
		} else {
			objL.src = arrows[2].src;
		}
	}
	for (i = 0; i < 6; i++) {
		curID = "t" + i;
		obji = document.getElementById(curID);
		obji.src = path + allImages[i+firstNum];
	}
	//txtO = document.getElementById("changeTxtBox");
	//txtO.innerHTML = "firstNum = " + firstNum + " lastNum = " + lastNum;
}

function scrollLeftF() {
	imgCount = allImages.length-1;
	var objR = document.getElementById("sRight");
	var objL = document.getElementById("sLeft");
	if (firstNum > 0) {
		lastNum--; firstNum--;
	}
		
	if (firstNum == 0) {
		objR.src = arrows[6].src;
		objL.src = arrows[1].src;
		//alert(lastNum);
	} else {
		objL.src = arrows[2].src;
		if (lastNum == imgCount) {
			objR.src = arrows[5].src;
		} else {
			objR.src = arrows[6].src;
		}
	}
	for (i = 5; i > -1; i--) {
		curID = "t" + i;
		obji = document.getElementById(curID);
		obji.src = path + allImages[i+firstNum];
	}
	//txtO = document.getElementById("changeTxtBox");
	//txtO.innerHTML = "firstNum = " + firstNum + " lastNum = " + lastNum;
}

//function setOver(DIR) {

//}

function setDown(DIR) {
	var objR = document.getElementById("sRight");
	var objL = document.getElementById("sLeft");
	if (DIR == "left") {
		if (firstNum == 0) {
			objL.src = arrows[1].src;
		} else {
			objL.src = arrows[4].src;
		}
	} else {
		if (lastNum == imgCount) {
			objR.src = arrows[5].src;
		} else {
			objR.src = arrows[8].src;
		}
	}
}