function MM_swapImgRestore() { //v3.0
  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 MM_findObj(n, d) { //v4.01
  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=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}



function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);
// -->

function MM_findObj(n, d) { //v4.0
  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=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_showHideLayers() { //v3.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}


function check(e){
   if(typeof e == "string"){elm = getElm(e);}else{elm = e;}
   if(elm == null || typeof elm != "object") throw Error("Element "+e+" does not exist. It is type "+typeof elm);
   return elm;
}

function getElm(e,f){
   if (f == null) f = self;
   return f.document.getElementById(e);
}


function createElm(t,id,p){
   if (p == null)
      p = document.body;
   p = check(p);
   var elm = document.createElement(t);
   if (id != null && id != "") elm.id = id;
         p.appendChild(elm);
    return elm;
}

function deleteElm(e){e = check(e); e.parentNode.removeChild(e);}

function clearElm(e){
   e = check(e);
   while (e.hasChildNodes()) { e.removeChild(e.lastChild) };
}

function writeTo(e,c){
e = check(e);
if(c == null) c = " ";
 var tNode = document.createTextNode(c);
 e.appendChild(tNode);
}


function writeHTML(e,c){
 e = check(e);
 if(c == null) c = "<br />";
 if(document.innerHTML != -1){
  e.innerHTML = c;
 }else if(document.createRange != -1){
  rng = document.createRange();
  rng.setStartBefore(e);
  htmlFrag = rng.createContextualFragment(c);
  clearElm(e);
  e.appendChild(htmlFrag);
 }else{
  e.document.open();
  e.document.writeln(c);
  e.document.close();
 }
}

/***Clip***/
function setClip(e,t,r,b,l)
{
  if(t==null) t=0;
  if(r==null) r=0;
  if(b==null) b=0;
  if(l==null) l=0;
  e.style.clip='rect('+t+'px '+r+'px '+b+'px '+l+'px)';
}

function getClip(e,s)
{
   var clipv = e.style.clip.split('rect(')[1].split(')')[0].split(' ');
   for(i=0;i<clipv.length;i++){
      clipv[i]= parseInt(clipv[i]);
   }
   switch (s){
      case ('t') : return clipv[0]; break;
      case ('r') : return clipv[1]; break;
      case ('b') : return clipv[2]; break;
      case ('l') : return clipv[3]; break;
      default : return clipv; break;
   }
}
function clipBy(e,t,r,b,l)
{
   if(t==null) t=0;
   if(r==null) r=0;
   if(b==null) b=0;
   if(l==null) l=0;
   setClip(e, parseInt(getClip(e,'t') + t), parseInt(getClip(e,'r') + r), parseInt(getClip(e,'b') + b), parseInt(getClip(e,'l') + l));
}


/***Grösse***/

function setWidth(e,w){if(w==null) w=0; e = check(e); e.style.width=w+"px"; }
function setHeight(e,h){if(h==null) h=0; e = check(e); e.style.height=h+"px";}
function getWidth(e){e = check(e); return parseInt(e.style.width); }
function getHeight(e){e = check(e); return parseInt(e.style.height);}
function growBy(e,w,h){if(w==null) w=0; if(h==null) h=0; setWidth(e,getWidth(e)+w); setHeight(e,getHeight(e)+h);}
function growTo(e,w,h){setWidth(e,w); setHeight(e,h);}

/***Position ausrichten***/

function setX(e,x){if(!x) x=0; e = check(e); e.style.left=x+"px"; }
function setY(e,y){if(!y) y=0; e = check(e); e.style.top=y+"px"; /* alert(y + " - " + e.style.top); */ }
function setR(e,r){if(!r) r=0; e = check(e); e.style.right=r+"px"; }
function setB(e,b){if(!b) b=0; e = check(e); e.style.bottom=b+"px"; }
function setZ(e,z){if(!z) z=1; e = check(e); e.style.zIndex=z; }

function getX(e){e = check(e); return parseInt(e.style.left); }
function getY(e){e = check(e); return parseInt(e.style.top); }
function getR(e){e = check(e); return parseInt(e.style.right); }
function getB(e){e = check(e); return parseInt(e.style.bottom); }
function getZ(e){e = check(e); return parseInt(e.style.zIndex); }
function moveBy(e,x,y,z){e = check(e); if(!x) x=0; if(!y) y=0; if(!z) z=0; setX(e,getX(e)+x); setY(e,getY(e)+y); setZ(e,getZ(e)+z);}
function moveTo(e,x,y,z){setX(e,x); setY(e,y); setZ(e,z)}

/***Opacity***/
function setOpacity(e,op){
  e = check(e);
  if(op==null) op=100;
  if(isNaN(op)) op = parseFloat(op);
  if(op<=1) op=op*100;
  e.style.filter = "alpha(opacity="+op+")";
  op = op/100;
  e.style.MozOpacity = op;
  e.style.KhtmlOpacity = op;
  e.style.opacity = op;
}

/***OffSet Eigenschaft ***/
function getOffsetProperty(elm, property, relativeElmID) {
   var offset = 0;
   var element = check(elm);
   if(typeof element == "undefined" || element == null)
   {
      return "NaN";
   }
   var relativeElm = document.getElementById(relativeElmID);

   if(relativeElm == null || typeof relativeElm == "undefined")
      relativeElm = document.body;
   do {
      offset += eval('element.offset' + property);
      element = element.offsetParent;
   } while (element != relativeElm && element != null);
   return parseInt(offset);
}

/***Event Listener hinzufügen und entfernen***/

function addListener(elm,event,func){
  if(document.attachEvent){
    elm.attachEvent("on"+event, func);
  }else if(document.addEventListener){
    elm.addEventListener(event, func, true);
  }else{
      eval(elm+".on"+event+"="+func);
  }
}

function removeListener(elm,event,func){
  if(document.detachEvent){
    elm.detachEvent("on"+event, func);
  }else if(document.removeEventListener){
    elm.removeEventListener(event, func, true);
  }else{
      eval(elm+".on"+event+"= function(){return false;}");
  }
}

function stopBubbleStopReturn(event){
 if(event.stopPropagation){
    event.stopPropagation();
    event.preventDefault();
 }else  if(event.cancelBubble == false || event.returnValue == true){
    event.cancelBubble = true;
    event.returnValue = false;
 }
}

/***Fenster scrollen***/

function getScrollTop(win) {
   var scrollTop = 0;
   if (win.pageYOffset) {
      scrollTop = win.pageYOffset;
   }
   else if (win.document.documentElement && win.document.documentElement.scrollTop) {
      scrollTop = win.document.documentElement.scrollTop;
   }
   else if (win.document.body) {
      scrollTop = win.document.body.scrollTop;
   }
   return scrollTop;
}

function encodeUrl(url) {
    return escape(url).replace(/\+/g, '%2B').replace(/\"/g,'%22').replace(/\'/g, '%27');
}

/*******************
 dragable.js  v0.4
 http://www.obliquemotion.com/js/dragable.js
 by Byron Tredwell (byron(AT)obliquemotion(DOT)com)
******************/

function dragable(event,elm,boundingBox,movefunc,releaseFunc){

if(elm==null){
  if(event.srcElement){
    elm=event.srcElement;
  }else{
    elm=event.target;
  }
}

var maxLeft = 0;
var maxTop = 0;
var maxRight = 0;
var maxBottom = 0;

if (document.documentElement) {
   var maxRight = document.documentElement.offsetWidth;
   var maxBottom = document.documentElement.offsetHeight;
}else if (document.body && document.body.offsetWidth) {
   var maxRight = document.body.offsetWidth;
   var maxBottom = document.body.offsetHeight;
}

if(boundingBox != null && boundingBox != document.body)
{
  maxRight = boundingBox.offsetWidth;
  maxBottom = boundingBox.offsetHeight;
}

var x = parseInt(elm.style.left);
var y = parseInt(elm.style.top);

if(isNaN(x) == true)
   x = 0;
if(isNaN(y) == true)
   y = 0;

var deltaX = event.clientX - x;
var deltaY = event.clientY - y;

stopBubbleStopReturn(event);
addListener(document,"mousemove",startDrag);
addListener(document,"mouseup",stopDrag);

  function startDrag(e){
     if(!e)
      var e = window.event;
    stopBubbleStopReturn(e);
    var newX = (e.clientX - deltaX);
    var newY = (e.clientY - deltaY);

    if( (newX >= 0 && newX <= maxRight-elm.offsetWidth) )
      elm.style.left = newX + "px";
    if( (newY >= 0 && newY <= maxBottom-elm.offsetHeight)  )
      elm.style.top  = newY + "px";

    if(movefunc)
      movefunc(newX,newY)
  }

  function stopDrag(e){
     if(!e)
      var e = window.event;
    stopBubbleStopReturn(e);
    removeListener(document,"mousemove",startDrag);
    removeListener(document,"mouseup",stopDrag);
    if(releaseFunc)
      releaseFunc();
  }
}

/////////////////Formular prüfen /////////////////////////////////////////

function chkFormular(){

    if(document.anfrageform.objekt.value == ""){
       alert("Bitte Objekt eintragen.");
       document.anfrageform.objekt.focus();
       return false;
      }
    if(document.anfrageform.hersteller.value == ""){
       alert("Bitte Hersteller eintragen.");
       document.anfrageform.hersteller.focus();
       return false;
      }

     if(document.anfrageform.name.value == ""){
       alert("Bitte Vor- u. Nachnamen eintragen.");
       document.anfrageform.name.focus();
       return false;
      }
	   if(document.anfrageform.strasse.value == ""){
       alert("Bitte Strasse und Nr. eintragen.");
       document.anfrageform.strasse.focus();
       return false;
      }
     if(document.anfrageform.stadt.value == ""){
       alert("Bitte PLZ und Stadt eintragen.");
       document.anfrageform.stadt.focus();
       return false;
      }
     if(document.anfrageform.telefon.value == ""){
       alert("Bitte geben Sie noch Ihre Telefonnummer an.");
       document.anfrageform.telefon.focus();
       return false;
      }
     if(document.anfrageform.email.value == ""){
       alert("Bitte geben Sie Ihre E-Mail-Adresse an.");
       document.anfrageform.email.focus();
       return false;
      }
     if(document.anfrageform.email.value.indexOf('@') == -1){
       alert("Bitte eine gueltige E-Mail-Adresse eingeben.");
       document.anfrageform.email.focus();
       return false;
 	 }

return (true);
}


function chkKontaktForm(){

 	 if(document.kontaktform.name.value == ""){
       alert("Bitte Vor- u. Nachnamen eintragen.");
       document.kontaktform.name.focus();
       return false;
 	 }
 	 if(document.kontaktform.email.value == ""){
       alert("Bitte E-Mail-Adresse angeben.");
       document.kontaktform.email.focus();
       return false;
 	 }
return (true);
}