var curpic;

function changeImg(obj,act) {
	if (act!="") { act="_"+act; }
	document.images[obj].src="upload/navi/navi_service_"+obj+act+".gif";
}

function naviChangeImg(id,width) {
	document.getElementById('navimi'+id).style.width=width+"px";
}

function naviRollOver(name,act) {
	if (act==1) { act="_a"; } else { act=""; }
	document.images[name].src='upload/navi/'+name+act+'.gif';
}

function initScrollLayers(lay1,lay2) {
	var scroller = new dw_scrollObj(lay1, lay2, null);
	scroller.setUpScrollbar("bar", "track", "v", 1, 1);
	if (scroller.okay==1) {	//show scrollbars only if necessary
		dw_showLayers("scrollbar");
	}
}

function dw_showLayers() {
	if ( document.getElementById ) {
		var lyr, i;
		for (i=0; arguments[i]; i++) {
			lyr = document.getElementById( arguments[i] );
			lyr.style.visibility = "visible";
		}
	}
}

function changePic(tPic) {

	var mPicObj = document.getElementById('pic1');
	var mPicSrc = mPicObj.src;
	mPicSrc = mPicSrc.split("produkte/").join("produkte/k_");

	var tPicObj = document.getElementById(tPic);
	var tPicSrc = tPicObj.src;
	tPicSrc = tPicSrc.split("produkte/k_").join("produkte/");

	tPicObj.src = mPicSrc;
	mPicObj.src = tPicSrc;
}

function changePage(pageNum) {
	document.getElementById("thumbLink"+currentPage).style.color='#cccccc';
	document.getElementById("thumbLink"+pageNum).style.color='#ff0000';
	currentPage=pageNum;
	var newImgSrc;
	for (var x=0; x<8; x++) {
		document.getElementById("thumb"+(x+1)).innerHTML=imgSrc[currentPage+""+parseInt(x+1)][1];
	}
	showThumb(1);
}

function showThumb(imgNum) {
	resetPics();
	document.getElementById('imgTxt').innerHTML = imgSrc[currentPage+""+imgNum][3];
	document.getElementById('pic'+imgSrc[currentPage+""+imgNum][4]).src=imgSrc[currentPage+""+imgNum][0];
}

function resetPics() {
	if (document.getElementById('picV')) document.getElementById('picV').src="images/pixel.gif";
	if (document.getElementById('picH')) document.getElementById('picH').src="images/pixel.gif";
}