function changeStyle (what , how) {
  	what.className = how;
}

function changeStyle2 (what , how) {
  	document.getElementById(what).className = how;
}

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_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 correctPNG() // correctly handle PNG transparency in Win IE 5.5 or higher.
{
	for(var i=0; i<document.images.length; i++)
   	{
		var img = document.images[i]
	  	var imgName = img.src.toUpperCase()
	  	if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
	    {
			var imgID = (img.id) ? "id='" + img.id + "' " : ""
		 	var imgClass = (img.className) ? "class='" + img.className + "' " : ""
		 	var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
		 	var imgStyle = "display:inline-block;" + img.style.cssText 
		 	if (img.align == "left") imgStyle = "float:left;" + imgStyle
		 	if (img.align == "right") imgStyle = "float:right;" + imgStyle
		 	if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle		
			var strNewHTML = "<img src='images/spacer.gif' border='0' " + imgID + imgClass + imgTitle
			strNewHTML += " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
			strNewHTML += "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
			strNewHTML += "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>"
			img.outerHTML = strNewHTML
		 	i = i-1
		}
	}
}
//window.attachEvent("onload", correctPNG);

function HideAllLayers() {
	MM_showHideLayers('menu_wat_kunnen_wij','','hide'); 
	MM_showHideLayers('menu_contact','','hide'); 
}

function MM_showHideLayers() { //v6.0
  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; }
}

/* -------------------------------------------------------------------------------- */
/* SEARCHDEALERS                                                                    */
/* -------------------------------------------------------------------------------- */

function searchDealers(strError)
{
      if (document.searchdealer.filtervalue.value.search(/^\d{4,4}\s{0,1}\w{0,2}$/) !== -1)
      {
         document.searchdealer.submit(); 
      }
      else
      {
         alert(strError);
      }
}

/* -------------------------------------------------------------------------------- */
/* SEARCHSITE                                                                       */
/* -------------------------------------------------------------------------------- */

function searchSite()
{
      document.searchsite.submit();
}

/* -------------------------------------------------------------------------------- */
/* EXTERNAL LINKS                                                                   */
/* -------------------------------------------------------------------------------- */

function externalLinks() 
{ 
   var anchor;

   if (!document.getElementsByTagName) { return; }

   var anchors = document.getElementsByTagName("a");
 
   for (var i = 0; i < anchors.length; i++) 
   { 
      anchor = anchors[i]; 
      
      if (anchor.getAttribute("href") && anchor.getAttribute("rel") === "external") 
      {
         anchor.target = "_blank"; 
      }
   } 
} 

window.onload = externalLinks



function ShowHideFaq(object) {
    var objectDisplayOption = document.getElementById(object.id + 'description')
    var objectDisplayController = document.getElementById(object.id + 'controller')

    if (objectDisplayOption.style.display == '' || objectDisplayOption.style.display != 'block') {
        objectDisplayOption.style.display = 'block'
        objectDisplayController.className = 'controller active'
        
    }
    else {
        objectDisplayOption.style.display = 'none'
        objectDisplayController.className = 'controller'
        
    }
}