var isDHTML = 0;
var isLayers = 0;
var isAll = 0;
var isID = 0;

if (document.getElementById) {
	isID = 1; isDHTML = 1;
} else {
	browserVersion = parseInt(navigator.appVersion);
	if ((navigator.appName.indexOf('Netscape') != -1) && (browserVersion == 4)) {
		isLayers = 1; isDHTML = 1;
	} else {
		if (document.all) {
			isAll = 1; isDHTML = 1;
		}
	}
}

function findDOM(objectID,withStyle) {
	var menuArea = "menuArea";
	if (withStyle == 1) {
		if (isID) {
			return (document.getElementById(objectID).style);
		} else { 
			if (isAll) {
				return (document.all[objectID].style);
			} else {
				if (isLayers) {
					return (document.layers[menuArea].layers[objectID]);
				}
			}
		}
	} else {
		if (isID) {
			return (document.getElementById(objectID));
		} else { 
			if (isAll) {
				return (document.all[objectID]);
			} else {
				if (isLayers) {
					return (document.layers[menuArea].layers[objectID]);
				}
			}
		}
	}
}



function preloadImages() {
	var d=document;
	if(d.images){ if(!d.MM_p) d.MM_p=new Array();
	var i,j=d.MM_p.length,a=preloadImages.arguments;
	for(i=0; i<a.length; i++) if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function swapImgRestore() {
	var i,x,a=document.MM_sr;
	for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function findObj(n, d) {
	var p,i,x; 
	if(!d) d=document;
	if((p=n.indexOf("?"))>0&&parent.frames.length) {
		d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
	if(!(x=d[n])&&d.all) x=d.all[n];
	for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
	for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=findObj(n,d.layers[i].document);
	if(!x && document.getElementById) x=document.getElementById(n);
	return x;
}

function swapImage() {
	var i,j=0,x,a=swapImage.arguments;
	document.MM_sr=new Array;
	for(i=0;i<(a.length-2);i+=3)
	if ((x=findObj(a[i]))!=null){document.MM_sr[j++]=x;
	if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


function MM_changeProp(objName,x,theProp,theValue) { //v6.0
  var obj = findObj(objName);
  if (obj && (theProp.indexOf("style.")==-1 || obj.style)){
    if (theValue == true || theValue == false)
      eval("obj."+theProp+"="+theValue);
    else eval("obj."+theProp+"='"+theValue+"'");
  }
}

var activeThumb = '';

function thumbOver(strThumb) {
	if (strThumb!=activeThumb) {
		// swapImage(activeThumb,'','fileadmin/pix/grey.png',1);
		swapImage(strThumb,'','clear.gif',1);
	}
}


function thumbOut(strThumb) {
	if (strThumb!=activeThumb) {
		swapImage(strThumb,'','fileadmin/pix/grey.png',1);
		// swapImage(activeThumb,'','clear.gif',1);
	}
}


function thumbChoose(strThumb) {
	swapImage(activeThumb,'','fileadmin/pix/grey.png',1);
	swapImage(strThumb,'','clear.gif',1);
	activeThumb = strThumb;
}

function moveThumbs(intDir) {
	// bewegt die Thumbsnail nach links (-1) oder rechts (1) und schaltet wenn noetig die Steuerbuttons aus
	thumbsNow = Math.max(Math.min(thumbsNow + intDir, thumbsMax), 0);
	if (thumbsNow==0) {
		hide('btnPrev');
	} else {
		show('btnPrev');
	}
	if (thumbsNow==thumbsMax) {
		hide('btnNext');
	} else {
		show('btnNext');
	}
	MM_changeProp('thumbsMover','','style.left',(-1 * thumbsStep * thumbsNow) + 'px','DIV');
}


function swapImage_2(obj) {
 
 /* 

    //alert(obj);
    
    //if ((obj != '') && (obj.childNodes[0])) {

    if ((obj != '') && (obj.length > 0)) {
    var imgPath     = obj.childNodes[0].src;
   
    //var imgPath = document.getElementById(obj).src;

    //alert(imgPath);
    
    var dotPos      = imgPath.lastIndexOf('.');
    var status      = imgPath.substr(dotPos-2, 2);
    var pathStart   = imgPath.substr(0, dotPos-2);
    var pathEnd     = imgPath.substr(dotPos, imgPath.length-dotPos);
    
    if(status == 'lo') {
        obj.childNodes[0].src = pathStart + 'hi' + pathEnd;
    	//document.getElementById(obj).src = pathStart + 'hi' + pathEnd;
    
    } else {
        obj.childNodes[0].src = pathStart + 'lo' + pathEnd;
	//document.getElementbyId(obj).src = pathStart + 'lo' + pathEnd;
    }

    }

  */

}