/* layerflip voor PDF menu producten */

function layerflip(id) {
	if (document.getElementById(id).style.display == 'block') {
		document.getElementById(id).style.display = 'none';
	}
	else {
		document.getElementById(id).style.display = 'block';
	}
}


/* verify voor zoekopdracht */
function VerifyData()
    {	
 	  if (document.zoeken.zoek.value == '')
      {
	  alert("U heeft geen zoekwoord ingevuld!")
	  document.zoeken.zoek.focus();
        return false;
      }
      else
		  document.zoeken.submit();
    }

/* popup voor calibratieinstructie */
function PopUp(URL)
 {
   result=window.open(URL,'Checklist','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width=550,height=450,top=100,left=100')
 }
 
function PopUpNieuwsBrief(URL)
 {
   result=window.open(URL,'Nieuwsbrief','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=640,height=550,top=100,left=100')
 }
 
/* standaard Dreamweaver code */ 

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_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 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_nbGroup(event, grpName) { //v6.0
var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])?args[i+1] : img.MM_up);
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) { img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    nbArr = document[grpName];
    if (nbArr) for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;
      nbArr[nbArr.length] = img;
  } }
}

/* menucode voor nieuw menu van crisp */

var menu = null;
function init_menu()
{
	menu = document.getElementById('menu');
	var li = menu.getElementsByTagName('li'), i = li.length;
	while (i--) li[i].onmouseover = showMenu;
	menu.onmouseout = timeout;
	menu.onmouseover = cleartimer;
}

var timer = null;
function timeout()
{
	timer = setTimeout('hideMenus(menu, null)', 1000);
}

function cleartimer()
{
	if (timer)
	{
		clearTimeout(timer);
		timer = null;
	}
}

function showMenu()
{
	var ul = this.parentNode;
	while (ul)
	{
		if (ul.tagName.toLowerCase() == 'ul')
		{
			hideMenus(ul, this);
			break;
		}

		ul = ul.parentNode;
	}

	ul = this.firstChild;
	while (ul)
	{
		if (ul.nodeType == 1 && ul.tagName.toLowerCase() == 'ul')
		{
			ul.style.display = 'block';
			ul.style.visibility = ''; // necessary for IE
			break;
		}

		ul = ul.nextSibling;
	}
}

function hideMenus(level, skipli)
{
	var stack = [level], i = 0, li, j, el, tag;
	do
	{
		li = stack[i].childNodes, j = li.length;
		while (j--)
		{
			el = li[j];
			if (el.nodeType == 1 && el != skipli)
			{
				tag = el.tagName.toLowerCase();
				if (tag == 'li')
				{
					stack[i++] = el;
				}
				else if (tag == 'ul' && el.style.display == 'block')
				{
					stack[i++] = el;
					el.style.display = 'none';
					el.style.visibility = 'hidden'; // necessary for IE
				}
			}
		}
	}
	while (i--);
}